A whole page of errors

I've network activated Ultimate Branding and it appears to be working (at least partially). However when I try to upload my favicon I get this whole page of errors and now a graphic that says"Blavatar" has replaced the "WP" icon beside my list of sites in the dashboard.

Warning: imagecreatefromstring() [function.imagecreatefromstring]: gd warning: one parameter to a memory allocation multiplication is negative or zero, failing operation gracefully in /home/lbartley/public_html/wp-content/plugins/ultimate-branding/ultimate-branding-files/modules/favicons.php on line 93

Warning: imagecreatefromstring() [function.imagecreatefromstring]: Passed data is not in 'WBMP' format in /home/lbartley/public_html/wp-content/plugins/ultimate-branding/ultimate-branding-files/modules/favicons.php on line 93

Warning: imagecreatefromstring() [function.imagecreatefromstring]: Couldn't create GD Image Stream out of Data in /home/lbartley/public_html/wp-content/plugins/ultimate-branding/ultimate-branding-files/modules/favicons.php on line 93

Warning: Cannot modify header information - headers already sent by (output started at /home/lbartley/public_html/wp-content/plugins/ultimate-branding/ultimate-branding-files/modules/favicons.php:93) in /home/lbartley/public_html/wp-includes/pluggable.php on line 876

Warning: Cannot modify header information - headers already sent by (output started at /home/lbartley/public_html/wp-content/plugins/ultimate-branding/ultimate-branding-files/modules/favicons.php:93) in /home/lbartley/public_html/wp-includes/pluggable.php on line 876

Warning: imagecreatetruecolor() [function.imagecreatetruecolor]: Invalid image dimensions in /home/lbartley/public_html/wp-includes/media.php on line 937

Warning: imagecopyresampled(): supplied argument is not a valid Image resource in /home/lbartley/public_html/wp-content/plugins/ultimate-branding/ultimate-branding-files/modules/favicons.php on line 112

Warning: imagedestroy(): supplied argument is not a valid Image resource in /home/lbartley/public_html/wp-content/plugins/ultimate-branding/ultimate-branding-files/modules/favicons.php on line 119

Warning: imagepng(): supplied argument is not a valid Image resource in /home/lbartley/public_html/wp-content/plugins/ultimate-branding/ultimate-branding-files/modules/favicons.php on line 121

Warning: Cannot modify header information - headers already sent by (output started at /home/lbartley/public_html/wp-content/plugins/ultimate-branding/ultimate-branding-files/modules/favicons.php:93) in /home/lbartley/public_html/wp-includes/pluggable.php on line 876

Warning: imagedestroy(): supplied argument is not a valid Image resource in /home/lbartley/public_html/wp-content/plugins/ultimate-branding/ultimate-branding-files/modules/favicons.php on line 124

Warning: Cannot modify header information - headers already sent by (output started at /home/lbartley/public_html/wp-content/plugins/ultimate-branding/ultimate-branding-files/modules/favicons.php:93) in /home/lbartley/public_html/wp-includes/pluggable.php on line 876