Making all for tweak iOSREGreetings…
Preprocessing Tweak.xm…
Compiling Tweak.xm…
Linking tweak iOSREGreetings…
Undefined symbols for architecture armv7:
"OBJC_CLASS$UIAlertView", referenced from:
objc-class-ref in Tweak.xm.70816e3d.o
ld: symbol(s) not found for architecture armv7
clang: error: linker command failed with exit code 1 (use -v to see invocation)
make[2]: *** [obj/iOSREGreetings.dylib.ba964c90.unsigned] Error 1
make[1]: *** [internal-library-all] Error 2
make: *** [iOSREGreetings.all.tweak.variables] Error 2
这是什么错啊？