{"record":{"id":"1135f296c108fdb3","repo":"xtekky/gpt4free","slug":"invalid-response-last-msg","errorCode":null,"errorMessage":"Invalid response: {last_msg}","messagePattern":"Invalid response: (.+?)","errorType":"exception","errorClass":"MissingAuthError","httpStatus":null,"severity":"critical","filePath":"g4f/Provider/Copilot.py","lineNumber":422,"sourceCode":"                    mime_type = is_accepted_format(\n                        base64.b64decode(msg.get(\"content\")[:12])\n                    )\n                    yield ImagePreview(\n                        f\"data:{mime_type};base64,{msg.get('content')}\", image_prompt\n                    )\n                elif msg.get(\"event\") == \"chainOfThought\":\n                    yield Reasoning(msg.get(\"text\"))\n                elif msg.get(\"event\") == \"error\":\n                    raise RuntimeError(f\"Error: {msg}\")\n                elif msg.get(\"event\") not in [\n                    \"received\",\n                    \"startMessage\",\n                    \"partCompleted\",\n                    \"connected\",\n                ]:\n                    debug.log(f\"Copilot Message: {msg_txt[:100]}...\")\n            if not done:\n                raise MissingAuthError(f\"Invalid response: {last_msg}\")\n            if return_conversation:\n                yield conversation\n            if sources:\n                yield Sources(sources.values())\n            if not wss.closed:\n                await wss.close()\n\n\nasync def get_access_token_and_cookies(\n    url: str, proxy: str = None, needs_auth: bool = False\n):\n    browser, stop_browser = await get_nodriver(proxy=proxy)\n    try:\n        page = await browser.get(url)\n        access_token = None\n        useridentitytype = None\n        while access_token is None:\n            for _ in range(2):","sourceCodeStart":404,"sourceCodeEnd":440,"githubUrl":"https://github.com/xtekky/gpt4free/blob/973504e1770928ed5fb82f43da528f441ad9ddc3/g4f/Provider/Copilot.py#L404-L440","documentation":"This is C code inside the pyandroid runner (embedded as androidRunnerC): dlopen(\"libpython3.14.so\", RTLD_NOW|RTLD_GLOBAL) returned NULL and the message prints dlerror(). It fires at runner start when the dynamic linker cannot find or load libpython3.14.so. The runner relies on the -Wl,-rpath,<home>/lib baked in at link time to locate the library.","triggerScenarios":"Running pyandroid after python-home/lib/libpython3.14.so was moved/deleted; rpath not baked correctly because the binary was compiled when lib didn't exist or was later relocated; Android's linker (API < 24 restrictions on dlopen of app-local paths, or namespace isolation in app contexts) refusing the load; missing transitive deps of libpython (libc++_shared.so, libsqlite, etc.).","commonSituations":"binDir moved after the runner was built (rpath now points nowhere); running the runner from a different working directory on Android where linker namespace rules differ; Termux python built against shared libs that the merged runtime did not vendor; 32-bit vs 64-bit ABI mismatch between runner and libpython.","solutions":["Confirm the file exists at <binDir>/python-home/lib/libpython3.14.so and re-merge/re-download the runtime if missing","If binDir moved or the rpath is wrong, rebuild the runner (delete <binDir>/pyandroid, re-run g4f-go) so -Wl,-rpath points at the current absolute lib path","Set LD_LIBRARY_PATH=<binDir>/python-home/lib before invoking the runner as an immediate workaround","Check dlerror()'s printed text: 'library ... not found' = transitive dependency missing (vendor libc++_shared.so etc. next to libpython); 'is 32-bit instead of 64-bit' = ABI mismatch — fetch the matching-arch runtime","On app-context Android, ensure the runner executes from a path the linker namespace permits (app data dir), not arbitrary storage"],"exampleFix":"# before (rpath only)\nclang src.c -o pyandroid -L$LIB -Wl,-rpath,$LIB -lpython3.14 -ldl\n\n# after (also load by absolute path in C)\nchar lib[PATH_MAX];\nsnprintf(lib, sizeof lib, \"%s/lib/libpython3.14.so\", getenv(\"G4F_HOME\") ?: \".\");\nvoid *h = dlopen(lib, RTLD_NOW | RTLD_GLOBAL);","handlingStrategy":"validation","validationCode":"// Go-side guard before spawning the runner\nlib := filepath.Join(binDir, \"python-home\", \"lib\", \"libpython3.14.so\")\nif _, err := os.Stat(lib); err != nil {\n    return fmt.Errorf(\"libpython missing at %s; re-download runtime\", lib)\n}\n// and ensure the runner was linked with -Wl,-rpath pointing at that same dir","typeGuard":null,"tryCatchPattern":"// In the C runner: on dlopen failure, print the resolved candidate path too\nvoid *h = dlopen(\"libpython3.14.so\", RTLD_NOW | RTLD_GLOBAL);\nif (!h) {\n    fprintf(stderr, \"dlopen libpython3.14.so: %s\\n\", dlerror());\n    fprintf(stderr, \"try: LD_LIBRARY_PATH=%s/lib\\n\", getenv(\"G4F_PYTHON_HOME\") ? getenv(\"G4F_PYTHON_HOME\") : \"<python-home>\");\n    return 1;\n}","preventionTips":["Bake the absolute rpath at build time from the same binDir used at run time, and rebuild the runner whenever binDir changes","Set LD_LIBRARY_PATH to python-home/lib when invoking the runner as belt-and-braces","Vendor libpython's transitive dependencies next to it so the linker finds them"],"tags":["android","dlopen","linker","rpath","c"],"backgroundTag":null,"analyzedSha":"973504e1770928ed5fb82f43da528f441ad9ddc3","analyzedAt":"2026-08-14T23:45:32.408Z","schemaVersion":2},"datasetVersion":"2026-08-15T22:17:37.221Z"}