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    Unable to Launch any modpack

    All I did was follow the trouble shooting guide and ended up also doing this http://desk.feed-the-beast.com/index.php?/Knowledgebase/Article/View/16/1/address-is-invalid-on-local-machine-or-port-is-not-valid-on-remote-machine. Then ran FTB in compatibility mode for windows 7. But then I got...
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    Unable to Launch any modpack

    Did all of that, then got hit with this error: Exception in thread "main" java.lang.NoClassDefFoundError: com/google/common/collect/Lists So I downloaded Guava.jar manually and added it in, everything works now :)
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    Unable to Launch any modpack

    Hey, long time user and absolutely love the service given by FTB. Just ran in to a bit of a problem after not playing for a while. Whenever I try to launch any mod pack the launcher just freezes and gives me errors. PC Details : OPERATING SYSTEM: Windows 8 CPU TYPE: Intel® Core™ i5-3210M CPU...