error code when starting up modded client

getting a crash every time i load it, using forge 1.12.2 from http://files.minecraftforge.net/maven/net/minecraftforge/forge/index_1.12.2.html

tysm ahead of time for any insight and help.

 

crash report is 

00:04:59.207

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Caused by: java.lang.NullPointerException

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at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.12.jar:?]

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at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_51]

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at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_51]

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at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.8.0_51]

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at java.lang.ClassLoader.defineClass(ClassLoader.java:760) ~[?:1.8.0_51]

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at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.8.0_51]

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at java.net.URLClassLoader.defineClass(URLClassLoader.java:467) ~[?:1.8.0_51]

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at java.net.URLClassLoader.access$100(URLClassLoader.java:73) ~[?:1.8.0_51]

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at java.net.URLClassLoader$1.run(URLClassLoader.java:368) ~[?:1.8.0_51]

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at java.net.URLClassLoader$1.run(URLClassLoader.java:362) ~[?:1.8.0_51]

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at java.security.AccessController.doPrivileged(Native Method) ~[?:1.8.0_51]

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at java.net.URLClassLoader.findClass(URLClassLoader.java:361) ~[?:1.8.0_51]

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at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:117) ~[launchwrapper-1.12.jar:?]

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at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_51]

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at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_51]

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at java.lang.Class.forName0(Native Method) ~[?:1.8.0_51]

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at java.lang.Class.forName(Class.java:348) ~[?:1.8.0_51]

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at net.minecraftforge.fml.relauncher.CoreModManager.loadCoreMod(CoreModManager.java:526) ~[forge-1.12.2-14.23.5.2768.jar:?]

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at net.minecraftforge.fml.relauncher.CoreModManager.discoverCoreMods(CoreModManager.java:450) ~[forge-1.12.2-14.23.5.2768.jar:?]

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at net.minecraftforge.fml.relauncher.CoreModManager.handleLaunch(CoreModManager.java:264) ~[forge-1.12.2-14.23.5.2768.jar:?]

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at net.minecraftforge.fml.relauncher.FMLLaunchHandler.setupHome(FMLLaunchHandler.java:107) ~[forge-1.12.2-14.23.5.2768.jar:?]

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... 5 more

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Exception in thread "main" [00:04:59] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:1052]: net.minecraftforge.fml.relauncher.FMLSecurityManager$ExitTrappedException

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[00:04:59] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:1052]: at net.minecraftforge.fml.relauncher.FMLSecurityManager.checkPermission(FMLSecurityManager.java:49)

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[00:04:59] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:1052]: at java.lang.SecurityManager.checkExit(SecurityManager.java:761)

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[00:04:59] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:1052]: at java.lang.Runtime.exit(Runtime.java:107)

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[00:04:59] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:1052]: at java.lang.System.exit(System.java:971)

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[00:04:59] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:1052]: at net.minecraft.launchwrapper.Launch.launch(Launch.java:138)

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[00:04:59] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:1052]: at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

00:04:59.259

monitor

Process Monitor

Process crashed with exit code 1