* Make sure you are running the latest version of Thaumcraft and Forge;
* Make sure you list your TC and Forge version at the top of any issue.
* Issues regarding MCPC+ are not accepted;
* Issues regarding running Thaumcraft in a developer environment are not accepted, this is not TC addon development hotline;
* Render related issues with Optifine (that work fine without it) are not accepted;
* Post the FML log (if there's a crash) on [Gist](https://gist.github.com/) or any other pastebin;
* Refer what mods you are running, if the game didn't crash;
* Make sure NEI block highlights are off if thaumcraft things are disappearing/changing into something else while looking at them;
* Read the FaQ in the [TC thread](http://www.minecraftforum.net/topic/2011841-).
