JDK1.8, Spring MVC, JSP page changes trigger 'java.io.IOException: bad magic number: 2f2a0a20'

[neesonqk]

HOTSWAP AGENT: 15:37:31.256 ERROR (org.hotswap.agent.annotation.handler.WatchEventCommand) - Unable create CtClass for URI 'file:///Users/Neeson/Library/Caches/IntelliJIdea14/tomcat/Unnamed_asr/work/Catalina/localhost/_/org/apache/jsp/views/template/schedule_005femas_005ftop_005fmenu_jsp.java'.
java.io.IOException: bad magic number: 2f2a0a20
    at org.hotswap.agent.javassist.bytecode.ClassFile.read(ClassFile.java:759)
    at org.hotswap.agent.javassist.bytecode.ClassFile.<init>(ClassFile.java:117)
    at org.hotswap.agent.javassist.CtClassType.<init>(CtClassType.java:69)
    at org.hotswap.agent.javassist.ClassPool.makeClass(ClassPool.java:714)
    at org.hotswap.agent.javassist.ClassPool.makeClass(ClassPool.java:693)
    at org.hotswap.agent.annotation.handler.WatchEventCommand.createCtClass(WatchEventCommand.java:191)
    at org.hotswap.agent.annotation.handler.WatchEventCommand.onWatchEvent(WatchEventCommand.java:120)
    at org.hotswap.agent.annotation.handler.WatchEventCommand.executeCommand(WatchEventCommand.java:51)
    at org.hotswap.agent.command.impl.CommandExecutor.run(CommandExecutor.java:25)

HOTSWAP AGENT: 15:37:31.304 INFO (org.hotswap.agent.config.PluginRegistry) - Plugin 'org.hotswap.agent.plugin.hotswapper.HotswapperPlugin' initialized in ClassLoader 'org.apache.jasper.servlet.JasperLoader@6f8a1671'.
HOTSWAP AGENT: 15:37:31.364 RELOAD (org.hotswap.agent.config.PluginManager) - Reloading classes [org.apache.jsp.views.template.schedule_005femas_005ftop_005fmenu_jsp] (autoHotswap)
HOTSWAP AGENT: 15:37:31.364 RELOAD (org.hotswap.agent.config.PluginManager) - Reloading classes [org.apache.jsp.views.template.schedule_005femas_005ftop_005fmenu_jsp] (autoHotswap)
#
# A fatal error has been detected by the Java Runtime Environment:
#
#  SIGSEGV (0xb) at pc=0x0000000103f7b109, pid=63311, tid=8451
#
# JRE version: Java(TM) SE Runtime Environment (8.0_45-b14) (build 1.8.0_45-b14)
# Java VM: Dynamic Code Evolution 64-Bit Server VM (25.45-b01-dcevmlight-4 mixed mode bsd-amd64 compressed oops)
# Problematic frame:
# V  [libjvm.dylib+0x17b109]
#
# Failed to write core dump. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before starting Java again
#
# An error report file with more information is saved as:
# /Volumes/Data/tomcat7/bin/hs_err_pid63311.log
#
# If you would like to submit a bug report, please visit:
#   https://github.com/Guidewire/DCEVM/issues
#
Disconnected from the target VM, address: '127.0.0.1:52181', transport: 'socket'
Disconnected from server

Also tomcat stopped.