--- a/configure.ac-old	2020-09-13 14:08:41.553174902 +0200
+++ b/configure.ac	2020-09-13 14:08:54.365300591 +0200
@@ -7833,6 +7833,7 @@
 
             # set to limit VM usage for JunitTests
             JAVAIFLAGS=-Xmx64M
+	    JAVAIFLAGS="$JAVAIFLAGS -Djdk.net.URLClassPath.disableClassPathURLCheck=true"
             # set to limit VM usage for javac
             JAVACFLAGS=-J-Xmx128M