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Static interface method calls are not supported at language level '5'

2022-04-23 13:42:00 【Ruo Xiaoyu】

In the use of IDEA Development flink-kafka when , Set up
setStartingOffsets(OffsetsInitializer.earliest()) when , Found marked red , Cannot quote .
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View abnormal message ：
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Static interface method calls are not supported at language level ‘5’.
Language level 5, Static method references are not supported .
Modify the language level , my jdk yes 8, I changed it accordingly to 8, The problem is solved .
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