"Errors have been detected during compatibility check. In order for your SugarCRM Installation to function properly, please take the proper steps to address the issues listed below and either press the recheck button, or try installing again.
|Writable Modules Sub-Directories and Files||Warning: Not Writable|
|Please fix the following module directories and the files under them before proceeding:|
And you know that you have made everything "Writable" then you need to check for to hidden files that may not have been changed to writable.
Under the /modules/ModuleBuilder/tpls/ look for the following files:
These files have to be writable also or the installation will never proceed. I have seen posts on the SugarCRM forums that state these must be run as the user the webserver runs as but this is not the case. Just chmod 777 on these two files and all wil be good.