Here it the error in the console when i start up the 1199 1.7.10 version of forge

 

java.lang.reflect.InvocationTargetException

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.7.0_55]

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) ~[?:1.7.0_55]

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.7.0_55]

at java.lang.reflect.Method.invoke(Method.java:606) ~[?:1.7.0_55]

at net.minecraft.launchwrapper.Launch.launch(Launch.java:134) [launchwrapper-1.9.jar:?]

at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.9.jar:?]

Caused by: joptsimple.MissingRequiredOptionException: Missing required option(s) ['userProperties']

at joptsimple.OptionParser.ensureRequiredOptions(OptionParser.java:447) ~[OptionParser.class:?]

at joptsimple.OptionParser.parse(OptionParser.java:437) ~[OptionParser.class:?]

at net.minecraft.client.main.Main.main(Main.java:89) ~[Main.class:?]

... 6 more

 

Can someone help me with this, it worked on the lastest version of 1.7.2 but not 1.7.10

Read the log, it tells you exactly what the issue is -.-

And you call yourself a modder...