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62 results about "Runtime error" patented technology

Data access layer design and code generation

A system and method that facilitate data access in a software development environment is provided. The system generates strongly typed objects that encapsulate raw, untyped data access logic and groups together like database commands in a common data access component. The system provides a mapping between database types and common language runtime data types including the impedance mismatch of null representations. The system configures data access component(s) that are employed at design-time to facilitate access to data object(s) by application(s) and allows a user of the configured data access component(s) to improve developer productivity and / or reduce the quantity of runtime errors introduced into code. The data access component can be instanced on multiple forms components and / or with the developer's own class(es). Thus, change(s) to a query and / or interface are accomplished within the data access component and be available to the forms components and / or object(s) that utilize the data access component.
Owner:MICROSOFT TECH LICENSING LLC

Automated debugging system and method

system and method for automatically identifying a source of a run-time error in a computer system comprises a static analysis system (SAS), an instrumentation system (IS) and a post-execution analysis system (PEAS). The is arranged to generate static analysis data on computer program code (CPC) for the computer system, including information on possible behaviors of the CPC when executed. The IS is arranged to instrument the CPC by inserting marker triggers into the CPC that, generate a marker associated with each of a number of predetermined points in the CPC that would be reached during execution of the CPC. Each marker is, uniquely identifiable. The predetermined points are determined in dependence on the static analysis data. The PEASpost execution analysis system is arranged to processes data on a run-time error produced by execution of the instrumented CPC, wherein the generated markers and the static analysis data to identify the source of the run-time error.
Owner:ITI SCOTLAND

Method and apparatus for runtime error handling

A method and an apparatus for receiving an error notification associated with a runtime error of a software application to generate a plurality of context attributes from a runtime state of the software application associated with an instant of time of the runtime error are described. One or more potential solutions are searched from a data storage including a solution repository based on the plurality of context attributes at substantially the same instant of time. An acceptable solution for the runtime error is determined based on the one or more potential solutions. The solution repository is updated with a new solution if the acceptable solution cannot be determined.
Owner:SAP AG

System and method for checkpointing state in a distributed system

A system and method is disclosed for recording checkpoints in a distributed system. A distributed system comprises one or more computers implementing a plurality of nodes coordinating with one another to maintain a shared state of the distributed system. The system chooses a given one of the plurality of nodes to record a checkpoint of the shared state. In response, the given node records the checkpoint by isolating itself from communication with the other nodes, storing the checkpoint, restarting, and attempting to reinitialize its state from the stored checkpoint. Restarting may include deliberately causing a runtime error in the node. If the reinitialization is successful, the node restores communication with the other nodes and indicates to them that the newly stored checkpoint is valid.
Owner:AMAZON TECH INC

Query rewrites for data-intensive applications in presence of run-time errors

An aspect of error handling includes a parsing block for pre-processing a document indexing application, a filtering block for discarding irrelevant documents, a transformation block to clean up and annotate input data by identifying a document language, and a processor configured for grouping inputs to collect documents for a same entity in a single spot. The processor processes a query operation. An aspect of error handling also includes a data package including a data result component that includes data generated based on successful completion of at least a portion of the query operation. The data package also includes an error information data component based on one or more errors encountered during processing of the query operation. An indicator separates the error information data from the data result. The system also includes a memory associated with a distributed file system for storing a final write output relating to the query operation.
Owner:IBM CORP

Automatic detection and correction method for array out-of-bound errors

The invention provides an automatic detection and correction method for array out-of-bound errors. The automatic detection and correction method comprises the following steps of selecting source codes to be transformed; utilizing a compiler to generate a symbol table and an abstract syntax tree of the source codes; traversing the abstract syntax tree, constructing a pointer dependence graph and carrying out transformation calculation on the source codes; carrying out replacement on partial source codes needing to be replaced in the source codes; writing into initial parts of the transformed source codes according to function definition generated by an array out-of-bound detection strategy and an array out-of-bound correction strategy; using the original compiler to compile the transformed source codes; deploying generated executable files to a target system for operation, automatically detecting and correcting the array out-of-bound errors, and accurately reporting the positions of the source codes corresponding to the errors. The automatic detection and correction method provided by the invention has the advantages that the error positioning function is more accurate, the efficiency and the performance in operation are better, and the error correction function in operation is more automated.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Error Detection on the Stack

A method of detecting runtime errors relating to a stack of a computer program can include during compilation of the computer program, inserting dummy variables between declarations in the stack. During execution of the computer program, if at least one of the dummy variables is accessed, a determination can be made that a runtime memory access error has occurred.
Owner:IBM CORP

Hardware warning protocol for processing units

Processing units are configured to capture the unit state in unit level error status registers when a runtime error event is detected in order to facilitate debugging of runtime errors. The reporting of warnings may be disabled or enabled to selectively monitor each processing unit. Warnings for each processing unit are propagated to an exception register in a front end monitoring unit. The warnings are then aggregated and propagated to an interrupt register in a front end monitoring unit in order to selectively generate an interrupt and facilitate debugging. A debugging application may be used to query the interrupt, exception, and unit level error status registers to determine the cause of the error. A default error handling behavior that overrides error conditions may be used in conjunction with the hardware warning protocol to allow the processing units to continue operating and facilitate in the debug of runtime errors.
Owner:NVIDIA CORP

Open error-handling system

ActiveUS20100313073A1Extend error resolution capability of systemRelational databasesNon-redundant fault processingError processingHandling system
The embodiments disclosed herein extend to methods, systems, and computer program products for error resolution in a computing system that includes a health module. The health module monitors components of the system for runtime errors and provides error resolution templates. The error resolution templates include metadata that specifies actions that may resolve the error and error handlers corresponding to the actions that may correct the error. The system may be extended by the addition and / or modification of the error resolution templates. The error resolution templates may also be used to facilitate the correction of runtime errors in the system.
Owner:MICROSOFT TECH LICENSING LLC

Runtime error analytical method based on abstract interpretation and model verification

The invention discloses a runtime error analytical method based on abstract interpretation and model verification. The method includes the following steps that on the basis of the abstract interpretation theory, the program numerical variable value range is analyzed by the adoption of a forward iteration method, the variable value range information is obtained when program points are stable, and the iterative computations of loop nodes are achieved by the way that loop unrolling and delay widening are combined; the variable value range information at the relevant program points needing to be detected is converted to be in an assertion or hypothesis mode to be plugged into a program according to a runtime error type to be analyzed; the assertion or hypothesis programs are converted into a Boolean formula, wherein the Boolean formula comprises limiting conditions and attributes; the correctness of the attributes in the Boolean formula is judged through an SAT verifier, if correct, it shows that relevant runtime errors do not exist, if not correct, it shows that the relevant runtime errors exist, and relevant counter example paths are output. By means of the method, an equilibrium point is acquired between runtime error analysis precision and efficiency.
Owner:中国航天系统科学与工程研究院

Apparatus and method for detecting error

An apparatus and method for detecting an error occurring when an application program is executed in a computer environment is provided. The error detection apparatus may measure a deterministic progress index (DPI) and a program counter (PC) value when an instruction is executed, set, as a verification set, a DPI and a PC value measured when the instruction is executed without causing an error, set, as a measurement set, the DPI and the PC value measured when an instruction is executed, and detect a runtime error of the instruction by comparing the measurement set to the verification set.
Owner:SAMSUNG ELECTRONICS CO LTD

Static analysis method of errors during operation of aerospace embedded C language software

The invention discloses a static analysis method of errors during the operation of aerospace embedded C language software. The static analysis method comprises the following steps of: (1) classifying the errors during the operation of the aerospace embedded C language software according to generation mechanisms of the errors and constructing an attribute state machine according to each type of the errors; (2) getting attribute states and path conditions of all nodes in a program control flow graph according to the constructed program control flow graph of software source codes to be detected and the attribute state machine; and (3) analyzing the errors during the operation according to the obtained attribute states and the path conditions. According to the static analysis method disclosed by the invention, accuracy and efficiency in detection of the errors during the operation of the aerospace embedded C language software are improved.
Owner:中国航天科技集团公司第七一〇研究所

Processing run-time error messages and implementing security policies in web hosting

A user administers web hosting on user's server from his computer remotely. When a run time error is generated, an error message is sent to a server connected to a knowledge database. If the error matches the known error form the knowledge database, the user is provided an article with a solution to the run-time error. Statistics of occurrence of the errors are saved in the knowledge database. The frequently occurring errors are provided to developers for creating hosting application updates. Additionally, security policies of the user's server can be updated based on the data from the knowledge database.
Owner:PLESK INT GMBH

Processing run-time error messages and implementing security policies in web hosting

A user administers web hosting on user's server from his computer remotely. When a run time error is generated, an error message is sent to a server connected to a knowledge database. If the error matches the known error form the knowledge database, the user is provided an article with a solution to the run-time error. Statistics of occurrence of the errors are saved in the knowledge database. The frequently occurring errors are provided to developers for creating hosting application updates. Additionally, security policies of the user's server can be updated based on the data from the knowledge database.
Owner:PARALLELS IP HLDG +1

Query rewrites for data-intensive applications in presence of run-time errors

Embodiments relate to a method and computer program product for error handling. The method includes performing at least one query operation. The processing of query operation also includes generating error information data based at least an error encountered during performance of the query operation and generating a data result relating to any portion of the query operation successfully completed. The data result is processed together with the error information data based on encountering any errors. The data result and error information are provided together in a package but separated by an indicator to distinguish between them.
Owner:IBM CORP

Apparatus and method for initializing diagnostic functions when specified run-time error criteria are satisfied

A run-time monitor allows defining sets of run-time error criteria and corresponding diagnostic action to take when the run-time error criteria is satisfied. One way to define the run-time error criteria is to take a baseline measurement of run-time errors that occur during normal processing conditions. A run-time error criteria may then be defined that is based on the baseline measurement. In this manner, a rate of run-time errors that normally occur may be ignored, while a rate of run-time errors in excess of the run-time error criteria could automatically initiate diagnostic action. In this manner, the ability of a programmer to debug run-time errors is significantly enhanced.
Owner:IBM CORP

Automated debugging system and method

System and method for automatically identifying a source of a run-time error in a computer system comprises a static analysis system (SAS), an instrumentation system (IS) and a post-execution analysis system (PEAS). The is arranged to generate static analysis data on computer program code (CPC) for the computer system, including information on possible behaviors of the CPC when executed. The IS is arranged to instrument the CPC by inserting marker triggers into the CPC that, generate a marker associated with each of a number of predetermined points in the CPC that would be reached during execution of the CPC. Each marker is, uniquely identifiable. The predetermined points are determined in dependence on the static analysis data. The PEASpost execution analysis system is arranged to processes data on a run-time error produced by execution of the instrumented CPC, wherein the generated markers and the static analysis data to identify the source of the run-time error.
Owner:ITI SCOTLAND

Hardware Based Runtime Error Detection

A processor that includes a storage medium which includes microcode that performs runtime analysis. The storage medium can include instrumented microcode that monitors at least one execution of a machine instruction resulting in a memory access, instrumented microcode that accesses at least one memory state indicator to determine whether the memory access is improper, and instrumented microcode that outputs an exception when the memory access is improper.
Owner:IBM CORP

Automatically detecting distributed concurrency errors in cloud systems

A method for detecting distributed concurrency errors in a distributed cloud computing system includes the steps of: tracing operations that access objects in functions involving inter-process messaging, applying a set of happens-before rules to the traced operations. Analyzing the traced operations to identify concurrent operations that access a common object to generate a list of potential distributed concurrency errors (DCbugs). Pruning the list of DCbugs to remove DCbugs having only local effect and that do not generate run-time errors.
Owner:HUAWEI TECH CO LTD +1

Query rewrites for data-intensive applications in presence of run-time errors

An aspect of error handling includes a parsing block for pre-processing a document indexing application, a filtering block for discarding irrelevant documents, a transformation block to clean up and annotate input data by identifying a document language, and a processor configured for grouping inputs to collect documents for a same entity in a single spot. The processor processes a query operation. An aspect of error handling also includes a data package including a data result component that includes data generated based on successful completion of at least a portion of the query operation. The data package also includes an error information data component based on one or more errors encountered during processing of the query operation. An indicator separates the error information data from the data result. The system also includes a memory associated with a distributed file system for storing a final write output relating to the query operation.
Owner:INT BUSINESS MASCH CORP

System for automated data measurement and analysis

The detection and interpretation of data pertaining to the usage of software and documents by end users, and more specifically, the automation of the mining of raw hierarchical object data for information on specific software and document usage and the automatic generation of statistical data on its usage and runtime errors.
Owner:TIMEST

Synchronizing database projects with partner projects

InactiveUS20120191650A1Reduce and eliminate database schema driftReduce or eliminate database schema driftDigital data information retrievalDigital data processing detailsDatabase schemaRuntime error
A solution authoring tool that includes an authoring environment that allows for the authoring of multiple projects of a solution including a database project that has a schema and a partner project that has a reference to the schema. When the database project is built and deployed, the database schema is made ready for runtime. When the partner project is built and deployed, the schema reference is provided within the partner software such that the partner software may interface with the database schema at runtime. To reduce or eliminate database schema drift at development time causing runtime errors at runtime, a model bus at least partially synchronizes changes made to the schema in the database project to the schema reference in the partner project, and vice versa.
Owner:MICROSOFT TECH LICENSING LLC

Method for processing endless loop of game server

A method for processing an endless loop of a game server includes the steps of firstly, detecting the endless loop, after judging that a main thread enters the endless loop, hanging up the main thread through a monitoring thread, and temporarily stopping running of the main thread; secondly, after a Lua language program of the main thread enters the endless loop, actively triggering errors in the running process of the Lua language program by processing the monitoring thread, and stopping running of the Lua language program, then jumping back to C / C++, relieving from the endless loop, preventing the same codes from running again through subsequent processing, and preventing the game server from entering the endless loop again. The method for processing the endless loop of the game server is stable and effective.
Owner:FUJIAN TQ DIGITAL

Method for automatically repairing Java software dependency conflict problem

The invention discloses a method for automatically repairing a Java software dependency conflict problem, which comprises the following steps of: finding out the dependency conflict problem by analyzing the dependency relationship of Java software projects, and performing static analysis to obtain a class and a method for realizing a program and a possible calling path between the class and the method. According to the method, four repair strategies are set, different strategies are selected according to the risk types to load the risk-free version into the current project, and a proper dependency version is selected according to the calling path relation of the project to carry out automatic version replacement, so that developers are helped to effectively avoid the dependency conflict problem. Whether more dependency conflicts which can cause errors during operation are brought to the project or not can be evaluated during repairing, and finally a repairing patch and a repairing report are automatically formed to a developer. The probability that a developer encounters a runtime error in the development process is reduced, the time for solving the runtime error is shortened, and the development cost is saved.
Owner:NORTHEASTERN UNIV

Discovery method of mismatched interaction between operation flows

The invention provides a discovery method of mismatched interaction between operation flows. The discovery method comprises the following steps: selecting two operation flows from a plurality of operation flows to be processed; based on the relationship of two activities participating in interaction in either selected operation flow, determining the relationship of the interaction pair which the activities belong to in the operation flow so as to obtain the relationship set between the interactive interaction pairs contained in the two selected operation flows, wherein the relationship set between the interaction pairs includes the relationship of the interaction pairs in the two selected operation flows; and determining the incompatible interaction pairs in the two selected operation flows based on the relationship between the incompatible interaction pairs contained in the relationship set between the interaction pairs so as to generate an integrated incompatible interaction set of the two selected operation flows. The discovery method has the advantages of high speed, high efficiency and easy implementation, and can find out the different types of mismatching interactions, can accurately find out the mismatching interaction between the two operation flows, which is causes by which interactions, and can find out the mismatching interaction caused by run time errors.
Owner:INST OF COMPUTING TECH CHINESE ACAD OF SCI

Synchronizing database projects with partner projects

A solution authoring tool that includes an authoring environment that allows for the authoring of multiple projects of a solution including a database project that has a schema and a partner project that has a reference to the schema. When the database project is built and deployed, the database schema is made ready for runtime. When the partner project is built and deployed, the schema reference is provided within the partner software such that the partner software may interface with the database schema at runtime. To reduce or eliminate database schema drift at development time causing runtime errors at runtime, a model bus at least partially synchronizes changes made to the schema in the database project to the schema reference in the partner project, and vice versa.
Owner:MICROSOFT TECH LICENSING LLC

Triage self-repair for statically compiled executables

Embodiments provide systems and methods for generating application binaries having self-triage repair capabilities. For example, embodiments enable an independent software vendor (ISV) to statically compile application source code into a self-triaging application binary (STAB) having a release-time executable. Should the release-time executable generate runtime errors when executed, the STAB can apply one or more triage approaches to itself to morph into a triaged executable that executes without some or all of the compiler optimizations that resulted in the errors (e.g., and without generating those errors on subsequent execution). Various implementations of the triage approaches can include one or more levels of de-optimization of functions in the STAB, such as by de-optimizing the last function executed prior to the runtime failure, de-optimizing some or all of a stack trace leading up to the last function executed prior to the runtime failure, de-optimizing all functions executed prior to the runtime failure, etc.
Owner:ORACLE INT CORP
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