不幸的是,当我试图安装psycopg2时,会弹出以下错误:clang: error: linkercommandfailed withexitcode1 (use -v to see invocation)
error: command '/usr/bin/clang' failed with exit stat
Undefined symbols for architecture arm64: objc-class-ref in TCVideoPublishController.o objc-class-ref in TCVideoPublishController.o
"__OBJC_PROTOCOL_$_TXVideoPreviewListener",
iOS项目运行良好,然后当我尝试在模拟器中运行时,突然收到以下错误:clang: error: linkercommandfailed with exitcode1 (use -v to see invocation)ld: framework not foundAVKit for architecture armv7
clang: er