解决办法:
右键项目名→Properties→Java Build Path→Libraries→选中JRE System Library[Sun JDK 1.6.0_13]→Edit→选中“Workspace default JRE(Sun JDK 1.6.0_13)”→Finish
转载于:https://blog.51cto.com/wangyuelucky/863122
解决办法:
右键项目名→Properties→Java Build Path→Libraries→选中JRE System Library[Sun JDK 1.6.0_13]→Edit→选中“Workspace default JRE(Sun JDK 1.6.0_13)”→Finish
转载于:https://blog.51cto.com/wangyuelucky/863122