An internal error occurred during: "Requesting Java AST from selection". 'boolean com.ibm.icu.text.UTF16.isSurrogate(char)' "Requesting Java AST from selection"

I installed Spring Tool Suite in Eclipse. Although I uninstalled the tool,the error is still there. What should I do?enter image description here

CodePudding user response：

Go to : window > preferences > java > Editor > mark occurrences and desable : mark occurrences ...

CodePudding user response：

Would it affect my project in any way if I make these changes? Go to : window > preferences > java > Editor > mark occurrences and desable : mark occurrences ...