问题描述
duplicate symbol _OBJC_CLASS_$_EMVoiceConverter in: /Users/easy_qingsong163com/Library/Developer/Xcode/DerivedData/DuiDuiPeng-avavaihlzeulhefemvinnmhoypby/Build/Intermediates/DuiDuiPeng.build/Debug-iphoneos/DuiDuiPeng.build/Objects-normal/armv7/EMVoiceConverter-9E4EFAD1171CC9B.o /Users/easy_qingsong163com/Library/Developer/Xcode/DerivedData/DuiDuiPeng-avavaihlzeulhefemvinnmhoypby/Build/Intermediates/DuiDuiPeng.build/Debug-iphoneos/DuiDuiPeng.build/Objects-normal/armv7/EMVoiceConverter-62390A51AEF6F4A0.oduplicate symbol _OBJC_METACLASS_$_EMVoiceConverter in: /Users/easy_qingsong163com/Library/Developer/Xcode/DerivedData/DuiDuiPeng-avavaihlzeulhefemvinnmhoypby/Build/Intermediates/DuiDuiPeng.build/Debug-iphoneos/DuiDuiPeng.build/Objects-normal/armv7/EMVoiceConverter-9E4EFAD1171CC9B.o /Users/easy_qingsong163com/Library/Developer/Xcode/DerivedData/DuiDuiPeng-avavaihlzeulhefemvinnmhoypby/Build/Intermediates/DuiDuiPeng.build/Debug-iphoneos/DuiDuiPeng.build/Objects-normal/armv7/EMVoiceConverter-62390A51AEF6F4A0.oduplicate symbol __Z26EM_EncodeWAVEFileToAMRFilePKcS0_ii in: /Users/easy_qingsong163com/Library/Developer/Xcode/DerivedData/DuiDuiPeng-avavaihlzeulhefemvinnmhoypby/Build/Intermediates/DuiDuiPeng.build/Debug-iphoneos/DuiDuiPeng.build/Objects-normal/armv7/amrFileCodec-34A9F3818ECE4495.o /Users/easy_qingsong163com/Library/Developer/Xcode/DerivedData/DuiDuiPeng-avavaihlzeulhefemvinnmhoypby/Build/Intermediates/DuiDuiPeng.build/Debug-iphoneos/DuiDuiPeng.build/Objects-normal/armv7/amrFileCodec-DC55D8DCF1491C90.oduplicate symbol __Z9isAMRFilePKc in: /Users/easy_qingsong163com/Library/Developer/Xcode/DerivedData/DuiDuiPeng-avavaihlzeulhefemvinnmhoypby/Build/Intermediates/DuiDuiPeng.build/Debug-iphoneos/DuiDuiPeng.build/Objects-normal/armv7/amrFileCodec-34A9F3818ECE4495.o /Users/easy_qingsong163com/Library/Developer/Xcode/DerivedData/DuiDuiPeng-avavaihlzeulhefemvinnmhoypby/Build/Intermediates/DuiDuiPeng.build/Debug-iphoneos/DuiDuiPeng.build/Objects-normal/armv7/amrFileCodec-DC55D8DCF1491C90.oduplicate symbol __Z9isMP3FilePKc in: /Users/easy_qingsong163com/Library/Developer/Xcode/DerivedData/DuiDuiPeng-avavaihlzeulhefemvinnmhoypby/Build/Intermediates/DuiDuiPeng.build/Debug-iphoneos/DuiDuiPeng.build/Objects-normal/armv7/amrFileCodec-34A9F3818ECE4495.o /Users/easy_qingsong163com/Library/Developer/Xcode/DerivedData/DuiDuiPeng-avavaihlzeulhefemvinnmhoypby/Build/Intermediates/DuiDuiPeng.build/Debug-iphoneos/DuiDuiPeng.build/Objects-normal/armv7/amrFileCodec-DC55D8DCF1491C90.oduplicate symbol __Z26EM_DecodeAMRFileToWAVEFilePKcS0_ in: /Users/easy_qingsong163com/Library/Developer/Xcode/DerivedData/DuiDuiPeng-avavaihlzeulhefemvinnmhoypby/Build/Intermediates/DuiDuiPeng.build/Debug-iphoneos/DuiDuiPeng.build/Objects-normal/armv7/amrFileCodec-34A9F3818ECE4495.o /Users/easy_qingsong163com/Library/Developer/Xcode/DerivedData/DuiDuiPeng-avavaihlzeulhefemvinnmhoypby/Build/Intermediates/DuiDuiPeng.build/Debug-iphoneos/DuiDuiPeng.build/Objects-normal/armv7/amrFileCodec-DC55D8DCF1491C90.old: 15 duplicate symbols for architecture armv7clang: error: linker command failed with exit code 1 (use -v to see invocation)
解决方案
检查一下，应该是你导入多份了。