STACK TRACE:
java.lang.NullPointerException
        at java.io.FileInputStream.open(Native Method)
        at java.io.FileInputStream.<init>(FileInputStream.java:64)
        at org.apache.jasper.compiler.JspReader.pushFile(JspReader.java:187)
        at org.apache.jasper.compiler.JspReader.pushFile(JspReader.java:142)
        at org.apache.jasper.compiler.JspReader.<init>(JspReader.java:249)
        at org.apache.jasper.compiler.JspReader.createJspReader(JspReader.java:2
55)
        at org.netbeans.modules.web.core.jsploader.TagLibParseSupport.parsePage(
TagLibParseSupport.java:143)
        at org.netbeans.modules.web.core.jsploader.TagLibParseSupport.access$1(T
agLibParseSupport.java:133)
        at org.netbeans.modules.web.core.jsploader.TagLibParseSupport$ParsingRun
nable.run(TagLibParseSupport.java:111)
        at org.openide.util.Task.run(Task.java:124)
        at org.openide.util.RequestProcessor$ProcessorThread.run(RequestProcesso
r.java:562)