{"record":{"id":"d9b70986b44d7136","repo":"apache/cassandra","slug":"cannot-parse-udt-value-from-s-invalid-cql-valu","errorCode":null,"errorMessage":"Cannot parse UDT value from \"%s\", invalid CQL value at character %d","messagePattern":"Cannot parse UDT value from \"(.+?)\", invalid CQL value at character (.+?)","errorType":"exception","errorClass":"InvalidTypeException","httpStatus":null,"severity":"error","filePath":"src/java/org/apache/cassandra/cql3/functions/types/TypeCodec.java","lineNumber":2701,"sourceCode":"                if (!definition.contains(name))\n                    throw new InvalidTypeException(\n                    String.format(\"Unknown field %s in value \\\"%s\\\"\", name, value));\n\n                idx = ParseUtils.skipSpaces(value, idx);\n                if (value.charAt(idx++) != ':')\n                    throw new InvalidTypeException(\n                    String.format(\n                    \"Cannot parse UDT value from \\\"%s\\\", at character %d expecting ':' but got '%c'\",\n                    value, idx, value.charAt(idx)));\n                idx = ParseUtils.skipSpaces(value, idx);\n\n                try\n                {\n                    n = ParseUtils.skipCQLValue(value, idx);\n                }\n                catch (IllegalArgumentException e)\n                {\n                    throw new InvalidTypeException(\n                    String.format(\n                    \"Cannot parse UDT value from \\\"%s\\\", invalid CQL value at character %d\",\n                    value, idx),\n                    e);\n                }\n\n                String input = value.substring(idx, n);\n                v = parseAndSetField(input, v, name);\n                idx = n;\n\n                idx = ParseUtils.skipSpaces(value, idx);\n                if (value.charAt(idx) == '}') return v;\n                if (value.charAt(idx) != ',')\n                    throw new InvalidTypeException(\n                    String.format(\n                    \"Cannot parse UDT value from \\\"%s\\\", at character %d expecting ',' but got '%c'\",\n                    value, idx, value.charAt(idx)));\n                ++idx; // skip ','","sourceCodeStart":2683,"sourceCodeEnd":2719,"githubUrl":"https://github.com/apache/cassandra/blob/88fd0f6a0eaed8943f05ac9e8f947882b8ddc8f1/src/java/org/apache/cassandra/cql3/functions/types/TypeCodec.java#L2683-L2719","documentation":"InvalidTypeException from UDTCodec.parse: ParseUtils.skipCQLValue threw IllegalArgumentException while trying to read the field's value token — the text at the reported position is not a well-formed CQL value literal (unterminated string/collection, bad syntax).","triggerScenarios":"Thrown at src/java/org/apache/cassandra/cql3/functions/types/TypeCodec.java:2701 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Quote strings and format nested collections/UDTs correctly","Fix unterminated literals at the character position named in the message","Validate the value syntax against the field's declared type"],"exampleFix":null,"handlingStrategy":"try-catch","validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"88fd0f6a0eaed8943f05ac9e8f947882b8ddc8f1","analyzedAt":"2026-09-10T07:29:22.284Z","contentChangedAt":"2026-09-10T07:29:22.284Z","schemaVersion":2},"datasetVersion":"2026-09-17T15:17:12.973Z"}