Eclipse project folder shows error But not showing error in any files inside folder

Question

My eclipse project folder is showing error but no error is shown anywhere inside, am not able to run my project in tomcat due to this error.

Note: It seems, after I took latest update from SVN this error occured

Any Idea why this happened

Solution 1

Detailed explanation here

Add the required jar files to your path

OR

May be the added jar files path mismatched.

Configure project buildPath by

RighClick on Project > BuildPath > Configure BuildPath

Solution 2

Right click on maven project in eclipse > Maven > Update project.

It solved my problem.

If the problem still persists, look in the Problems tab (Window Menu > show view > Problems) and it should give the description of the error.

Solution 3

1. RighClick on Project > BuildPath > Configure BuildPath - check for missing library.

2. menu > project > clear

3. restart eclipse