{"record":{"id":"a044c796ab4d6937","repo":"apache/hadoop","slug":"invalid-value-for-the-vecsum-passes-environment-va","errorCode":null,"errorMessage":"Invalid value for the VECSUM_PASSES environment variable.  You must set this to a number greater than 0.\n","messagePattern":"Invalid value for the VECSUM_PASSES environment variable\\.  You must set this to a number greater than 0\\.\n","errorType":"console","errorClass":null,"httpStatus":null,"severity":"error","filePath":"hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfs-tests/vecsum.c","lineNumber":204,"sourceCode":"        fprintf(stderr, \"Can't parse VECSUM_LENGTH of '%s'.\\n\",\n                length_str);\n        goto error;\n    }\n    if (opts->length % VECSUM_CHUNK_SIZE) {\n        fprintf(stderr, \"VECSUM_LENGTH must be a multiple of '%lld'.  The \"\n                \"currently specified length of '%lld' is not.\\n\",\n                (long long)VECSUM_CHUNK_SIZE, (long long)opts->length);\n        goto error;\n    }\n    pass_str = getenv(\"VECSUM_PASSES\");\n    if (!pass_str) {\n        fprintf(stderr, \"You must set the VECSUM_PASSES environment \"\n            \"variable to the number of passes to make.\\n\");\n        goto error;\n    }\n    opts->passes = atoi(pass_str);\n    if (opts->passes <= 0) {\n        fprintf(stderr, \"Invalid value for the VECSUM_PASSES \"\n            \"environment variable.  You must set this to a \"\n            \"number greater than 0.\\n\");\n        goto error;\n    }\n    ty_str = getenv(\"VECSUM_TYPE\");\n    if (!ty_str) {\n        fprintf(stderr, \"You must set the VECSUM_TYPE environment \"\n            \"variable to \" VECSUM_TYPE_VALID_VALUES \"\\n\");\n        goto error;\n    }\n    ty = parse_vecsum_type(ty_str);\n    if (ty < 0) {\n        fprintf(stderr, \"Invalid VECSUM_TYPE environment variable.  \"\n            \"Valid values are \" VECSUM_TYPE_VALID_VALUES \"\\n\");\n        goto error;\n    }\n    opts->ty = ty;\n    opts->rpc_address = getenv(\"VECSUM_RPC_ADDRESS\");","sourceCodeStart":186,"sourceCodeEnd":222,"githubUrl":"https://github.com/apache/hadoop/blob/2add9630210752f88ceb1bb74eb65e37bf41da8e/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfs-tests/vecsum.c#L186-L222","documentation":"Error \"Invalid value for the VECSUM_PASSES environment variable.  You must set this to a number greater than 0.\n\" thrown in apache/hadoop.","triggerScenarios":"VECSUM_PASSES failed numeric parsing or was <= 0.","commonSituations":"VECSUM_PASSES set to 0, a negative number, or non-numeric text.","solutions":["Set VECSUM_PASSES to an integer greater than 0, e.g. export VECSUM_PASSES=1.","Remove whitespace or non-numeric characters from the value."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"2add9630210752f88ceb1bb74eb65e37bf41da8e","analyzedAt":"2026-08-22T19:55:07.957Z","schemaVersion":2},"datasetVersion":"2026-08-22T20:17:22.307Z"}