appwarp s2 won't start

0 votes
I am just starting as per this.

I have downloaded Char Server demo. and put in D:\appwarp

I have put "apache-ant-1.9.4" in directory D:\appwarp\ChatDemo\ChatServer

I have jdk 1.7.0 installed on my machine.

I am running windows_start.bat from chatServer and

i It still giving me this error..


Buildfile: D:\appwarp\ChatDemo\ChatServer\warp.xml

   [delete] Deleting directory D:\appwarp\ChatDemo\ChatServer\build

    [mkdir] Created dir: D:\appwarp\ChatDemo\ChatServer\build\classes
    [javac] Compiling 4 source files to D:\appwarp\ChatDemo\ChatServer\build\cla

    [mkdir] Created dir: D:\appwarp\ChatDemo\ChatServer\build\jar
      [jar] Building jar: D:\appwarp\ChatDemo\ChatServer\build\jar\ChatDemo.jar

     [java] java.lang.UnsupportedClassVersionError: chatapp/Main : Unsupported m
ajor.minor version 51.0
     [java]     at java.lang.ClassLoader.defineClass1(Native Method)
     [java]     at java.lang.ClassLoader.defineClass(
     [java]     at
     [java]     at
     [java]     at$000(
     [java]     at$
     [java]     at Method)
     [java]     at
     [java]     at java.lang.ClassLoader.loadClass(
     [java]     at sun.misc.Launcher$AppClassLoader.loadClass(

     [java]     at java.lang.ClassLoader.loadClass(
     [java]     at java.lang.ClassLoader.loadClassInternal(

     [java] Error: Could not find the main class.
     [java] Error: A JNI error has occurred, please check your installation and
try again
     [java] Exception in thread "main"
     [java] Java Result: 1


Total time: 1 second


please help.. thanks in advance..
asked Jul 11, 2014 in AppWarpS2 by patel.sagar2611 (34 points)

1 Answer

0 votes
This looks like an issue with the JRE installed on the machine. Please see the following
answered Jul 11, 2014 by dhruvc (1,099 points)
I also tried on other PC. but is not working. can you please provide all necessary things which is working on your side. I am on windows 7. can you provide JAVA. and apache and chat server Demo. currently I have java 1.7.0 installed.

Thanks in advance.
I have Java 7 Update 51 installed
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