Seems for large HTML reports I experienced this bug as well, below is some info: ## A fatal error has been detected by the Java Runtime Environment:## SIGSEGV (0xb) at pc=0x00007f6ce10b5eb1, pid=15496, tid=140105359361792## JRE version: 7.0_15-b03# Java VM: Java HotSpot 64-Bit Server VM (23.7-b01 mixed mode linux-amd64 compressed oops)# Problematic frame:# V [libjvm.so+0x719eb1] Node::rematerialize() const+0x1## Failed to write core dump. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before starting Java again## If you would like to submit a bug report, please visit:# http://bugreport.sun.com/bugreport/crash.jsp# Current CompileTask: C2: 114309 54 % net.sf.jasperreports.engine.export.JRGridLayout::horizontallyMergeEmptyCells @ 18 (175 bytes) Investigating this lead me here: http://stackoverflow.com/questions/13912090/a-fatal-error-has-been-detected-by-the-java-runtime-environment-sigsegv-0xb-a and here: http://java.dzone.com/articles/dont-use-java-7-are-you Adding the below JVM option worked for me: -XX:-UseLoopPredicate -XX:-LoopLimitCheck This option did not work: -XX:CompileCommand=exclude,net/sf/jasperreports/engine/export/JRGridLayout,horizontallyMergeEmptyCell
