{"record":{"id":"3f7887466b2b4a04","repo":"go-delve/delve","slug":"internal-debugger-error-unknown-eval-opcode-v","errorCode":null,"errorMessage":"internal debugger error: unknown eval opcode: %#v","messagePattern":"internal debugger error: unknown eval opcode: %#v","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"pkg/proc/eval.go","lineNumber":1341,"sourceCode":"\t\t\tstack.err = err\n\t\t\tbreak\n\t\t}\n\t\trttyp, err := scope.BinInfo.findType(scope.BinInfo.runtimeTypeTypename())\n\t\tif err != nil {\n\t\t\tstack.err = err\n\t\t\tbreak\n\t\t}\n\t\tv := newVariable(\"\", typeAddr, rttyp, scope.BinInfo, scope.Mem)\n\t\tstack.push(v.pointerToVariable())\n\n\tcase *evalop.PushNewFakeVariable:\n\t\tstack.pushNewFakeVariable(scope, op.Type)\n\n\tcase *evalop.DisableErrors:\n\t\tstack.disabledErrors = true\n\n\tdefault:\n\t\tstack.err = fmt.Errorf(\"internal debugger error: unknown eval opcode: %#v\", op)\n\t}\n\n\tstack.opidx++\n}\n\nfunc (stack *evalStack) pushLocal(scope *EvalScope, name string, frame int64) (found bool) {\n\tvar vars []*Variable\n\tvar err error\n\tif frame != 0 {\n\t\tframeScope, err2 := ConvertEvalScope(scope.target, -1, int(frame), 0)\n\t\tif err2 != nil {\n\t\t\tstack.err = err2\n\t\t\treturn\n\t\t}\n\t\tvars, err = frameScope.Locals(0, name)\n\t} else {\n\t\tvars, err = scope.Locals(0, name)\n\t}","sourceCodeStart":1323,"sourceCodeEnd":1359,"githubUrl":"https://github.com/go-delve/delve/blob/a23773e6c31361e43246bc43a424ee009679b174/pkg/proc/eval.go#L1323-L1359","documentation":"Error \"internal debugger error: unknown eval opcode: %#v\" thrown in go-delve/delve.","triggerScenarios":"Thrown at pkg/proc/eval.go:1341 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"a23773e6c31361e43246bc43a424ee009679b174","analyzedAt":"2026-08-31T15:12:45.221Z","schemaVersion":2},"datasetVersion":"2026-08-31T19:17:28.585Z"}