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moc.exe cant open moc_xxx.cpp.json for reading

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  • R Offline
    R Offline
    Redman
    wrote on last edited by Redman
    #1

    Hello,

    I have following output

    [1/29 11.1/sec] Running moc --collect-json for target Core
    FAILED: src/core/app/meta_types/qt6core_release_metatypes.json.gen src/core/app/meta_types/qt6core_release_metatypes.json C:/Dev/Build/MyProject/Release/6.6.3/src/core/app/meta_types/qt6core_release_metatypes.json.gen C:/Dev/Build/MyProject/Release/6.6.3/src/core/app/meta_types/qt6core_release_metatypes.json 
    C:\Windows\system32\cmd.exe /C "cd /D C:\Dev\Build\MyProject\Release\6.6.3\src\core\app && C:\Dev\Qt\6.6.3\msvc2019_64\.\bin\moc.exe -o C:/Dev/Build/MyProject/Release/6.6.3/src/core/app/meta_types/qt6core_release_metatypes.json.gen --collect-json @C:/Dev/Build/MyProject/Release/6.6.3/src/core/app/meta_types/Core_json_file_list.txt && C:\Dev\Qt\Tools\CMake_64\bin\cmake.exe -E copy_if_different C:/Dev/Build/MyProject/Release/6.6.3/src/core/app/meta_types/qt6core_release_metatypes.json.gen C:/Dev/Build/MyProject/Release/6.6.3/src/core/app/meta_types/qt6core_release_metatypes.json"
    Error opening C:/Dev/Build/MyProject/Release/6.6.3/src/core/app/Core_autogen/include/../Q7M6OBXGTV/moc_StateMachine.cpp.json for reading
    ninja: build stopped: subcommand failed.
    

    The contents of C:\Dev\Build\MyProject\Release\6.6.3\src\core\app\meta_types\Core_json_file_list.txt
    include following line
    C:/Dev/Build/MyProject/Release/6.6.3/src/core/app/Core_autogen/include/../Q7M6OBXGTV/moc_StateMachine.cpp.json
    but the moc_StateMachine.cpp.json is located in
    C:/Dev/Build/MyProject/Release/6.6.3/src/core/app/Core_autogen/include/moc_StateMachine.cpp.json

    In my C:\Dev\Build\MyProject\Release\6.6.3\src\core\app\meta_types\qt6core_release_metatypes.json I can see, that the StateMachine is listed twice. As seen below

    .
    .
    .
            "classes": [
                {
                    "className": "StateMachine",
                    "enums": [
                        {
                            "isClass": false,
                            "isFlag": false,
                            "name": "State",
                            "values": [
                                "Disconnect",
                                "Connect",
                                "Start",
                                "Stop"
                            ]
                        },
                        {
                            "isClass": false,
                            "isFlag": false,
                            "name": "Transition",
                            "values": [
                                "AttemptDisconnect",
                                "AttemptConnect",
                                "AttemptStart",
                                "AttemptStop"
                            ]
                        }
                    ],
                    "methods": [
                        {
                            "access": "public",
                            "name": "initialized",
                            "returnType": "bool"
                        }
                    ],
                    "object": true,
                    "qualifiedClassName": "StateMachine",
                    "signals": [
                        {
                            "access": "public",
                            "arguments": [
                                {
                                    "type": "State"
                                }
                            ],
                            "name": "echoStateChange",
                            "returnType": "void"
                        },
                        {
                            "access": "public",
                            "arguments": [
                                {
                                    "type": "qint32"
                                }
                            ],
                            "name": "echoTransitionDone",
                            "returnType": "void"
                        }
                    ],
                    "slots": [
                        {
                            "access": "public",
                            "arguments": [
                                {
                                    "name": "targetState",
                                    "type": "State"
                                }
                            ],
                            "name": "recEchoStateChangeRequest",
                            "returnType": "void"
                        },
                        {
                            "access": "public",
                            "arguments": [
                                {
                                    "name": "state",
                                    "type": "qint32"
                                }
                            ],
                            "name": "recEchoTransitionDone",
                            "returnType": "void"
                        }
                    ],
                    "superClasses": [
                        {
                            "access": "public",
                            "name": "QObject"
                        }
                    ]
                }
            ],
            "inputFile": "StateMachine.h",
            "outputRevision": 68
        },
        {
            "classes": [
                {
                    "className": "StateMachine",
                    "enums": [
                        {
                            "isClass": false,
                            "isFlag": false,
                            "name": "State",
                            "values": [
                                "Disconnect",
                                "Connect",
                                "Start",
                                "Stop"
                            ]
                        },
                        {
                            "isClass": false,
                            "isFlag": false,
                            "name": "Transition",
                            "values": [
                                "AttemptDisconnect",
                                "AttemptConnect",
                                "AttemptStart",
                                "AttemptStop"
                            ]
                        }
                    ],
                    "methods": [
                        {
                            "access": "public",
                            "name": "initialized",
                            "returnType": "bool"
                        }
                    ],
                    "object": true,
                    "qualifiedClassName": "StateMachine",
                    "signals": [
                        {
                            "access": "public",
                            "arguments": [
                                {
                                    "type": "State"
                                }
                            ],
                            "name": "echoStateChange",
                            "returnType": "void"
                        },
                        {
                            "access": "public",
                            "arguments": [
                                {
                                    "type": "qint32"
                                }
                            ],
                            "name": "echoTransitionDone",
                            "returnType": "void"
                        }
                    ],
                    "slots": [
                        {
                            "access": "public",
                            "arguments": [
                                {
                                    "name": "targetState",
                                    "type": "State"
                                }
                            ],
                            "name": "recEchoStateChangeRequest",
                            "returnType": "void"
                        },
                        {
                            "access": "public",
                            "arguments": [
                                {
                                    "name": "state",
                                    "type": "qint32"
                                }
                            ],
                            "name": "recEchoTransitionDone",
                            "returnType": "void"
                        }
                    ],
                    "superClasses": [
                        {
                            "access": "public",
                            "name": "QObject"
                        }
                    ]
                }
            ],
            "inputFile": "StateMachine.h",
            "outputRevision": 68
        },
    .
    .
    .
    

    I checked my cmake files if there was any obvious error from my site. I couldnt finy any.

    Everytime I run cmake, the wrong path gets rewritten into the file and I have to manually delete the generated folder ID inbetween.
    After readjusting manually, I can build successfully.

    Does anyone have an idea?

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    • S Offline
      S Offline
      Sergi
      wrote on last edited by
      #2
      This post is deleted!
      1 Reply Last reply
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