Xenforo 1.4.10 XenGallery 1.0.9 The following error occurred There was a problem uploading your file. But no indication on what the problem is whatsoever. I was able to upload using Chrome browser, but not with my Firefox With Firefox + Flash upload, don't works! With Firefox + (Flash DISABLE) , works fine! Flash version in firefox 220.127.116.11 Thanks!