skoui Aironaut

hey there. I am creating a texture in photoshop cs4. Saving the texture (jpg,png,targa 32bit tried them all) uploading to second life. when i am browsing and previewing the texture before hit the upload, i can see the image. after the upload is complete, all i get is a grey image and nothing more than that. i tried to upload various of images in various formats. please help anyone I am using Macbook pro, 2.53, 4gb ram, with NVIDIA GeForce 9400M thanks