cann't make preview image...?

[zen]

hello.
I used 1.3.x. without a problem.
but I cannot upload image when Upgrading to version cpg1.4.3.
I do not understand. Please teach a cause.
username:test
password:test

my CPG url: http://www.xxx....

[Nibbler]

http://coppermine-gallery.net/demo/cpg14x/docs/index.htm#upload_trouble

[zen]

sorry,
I clicking debug mode.

[Joachim Müller]

The error message is

Unable to create thumbnail or reduced size image.

There's sticky thread about this issue: http://coppermine-gallery.com/forum/index.php?topic=23342.0

[zen]

I'm sorry. I overlooked that thread. :'(

problem was solved.
Thank you.