When EXTJS4 is added to the Web project in Eclipse, an internal error occurred during: "Building Workspace" appears. Java Heap Space error.
Solution 1: The EXTJS4 Project installation package should not be placed in the Web project or recommended directly with MyEclipse directly imported EXJTS4 package, there is no problem.
Workaround 2: Import the ExtJS package so that it will get stuck with eclipse. Go to the project root, locate the. Project, open it in Notepad, and delete the two places:
First place:
<buildCommand>
<name>org.eclipse.wst.jsdt.core.javascriptValidator</name>
<arguments>
</arguments>
</buildCommand>
Second place:
<nature>org.eclipse.wst.jsdt.core.jsNature</nature>
Save the exit and refresh the project. Then copy the ext package to the project.
Eclipse News: An internal error occurred during: "Building Workspace". Java heap space (memory overflow)