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seems to be a fix-all for numerous eclipse and maven problems.
However, :clean also appears to delete important files, myProject.project being one of them. This in turn appears to induce illogical compile errors.
What's the best way to regularly reset/reboot Eclipse and Maven, so they work, without causing additional problems in myVaadin.java code ?
take a look at the documentation of the Maven clean plugin; you can specify filesets to include or exclude in the clean phase.
Many thanks for this advise ... let me go try ...