System.FormatException: Invalid length for a Base-64 char array or string. at System.Convert.FromBase64_Decode(Char* startInputPtr, Int32 inputLength, Byte* startDestPtr, Int32 destLength) at System.Convert.FromBase64CharPtr(Char* inputPtr, Int32 inputLength) at System.Convert.FromBase64String(String s) at DynamicGallery.Helper.Decode(String str) in E:\Source\PeachyForum\DynamicGallery\App_Code\Helper.cs:line 19 at DynamicGallery.Default.d__13.MoveNext() in E:\Source\PeachyForum\DynamicGallery\Default.aspx.cs:line 57