Title: imagecreatefromstring() [function.imagecreatefromstring]: Last modified: August 20, 2016 --- # imagecreatefromstring() [function.imagecreatefromstring]: * [talynndar](https://wordpress.org/support/users/talynndar/) * (@talynndar) * [14 years, 11 months ago](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/) * I have a Multiuse install with about 35 blogs – all are working fine * one though is giving me errors that started today… I cannot upload images or add headers * when adding a header -I get the following msg: * Warning: imagecreatefromstring() [function.imagecreatefromstring]: Empty string or invalid image in /home/maindomain.com/public_html/wp-includes/media.php on line 254 * I have researched all over… * I had my host increase the memory on php I have increased the memory for the blog with trouble I have host recompiling PHP and checking GD * what else could it be? Viewing 15 replies - 1 through 15 (of 17 total) 1 [2](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/page/2/?output_format=md) [→](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/page/2/?output_format=md) * [Andrea Rennick](https://wordpress.org/support/users/andrea_r/) * (@andrea_r) * [14 years, 11 months ago](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/#post-2152428) * check the upload space on that blog. disable plugins on that blog. check and see if it put the image on the server and just didn’t make thumbnails. * check and try the same action on another site too. * Thread Starter [talynndar](https://wordpress.org/support/users/talynndar/) * (@talynndar) * [14 years, 11 months ago](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/#post-2152432) * I checked the upload space and increased it to 50mb so only using around 8% now. * I disabled all plugins and tested it that way – still did not work * I tried on other sites and everything works fine. * I seems to have uploaded images and headers someplace – as when i was messing around – I found them and deleted them.. but you are right did not create a usable image that I could see * [Andrea Rennick](https://wordpress.org/support/users/andrea_r/) * (@andrea_r) * [14 years, 11 months ago](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/#post-2152509) * Start reading error logs. 🙂 * Thread Starter [talynndar](https://wordpress.org/support/users/talynndar/) * (@talynndar) * [14 years, 11 months ago](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/#post-2152563) * error logs reveal nothing host rebuilt PHP and checked GD library * I chekced media.php file and nothing different there from new clean copy * still only affects one blog from 35 * I tried again turning off all plug ins… * In a theme I can upload a background and that is fine but if I upload a header– with the option of edting thats where it errors * I can upload an image in a post or a pic -and it will put the pic in – but shows size 0x0 and i cant edit the pic- * I think has something to do with the imagecreate function in the media file – but after that thought -I dont know hwere to turn – any ideas? * [Andrea Rennick](https://wordpress.org/support/users/andrea_r/) * (@andrea_r) * [14 years, 11 months ago](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/#post-2152571) * Same theme as the others? * Moderator [Ipstenu (Mika Epstein)](https://wordpress.org/support/users/ipstenu/) * (@ipstenu) * 🏳️‍🌈 Advisor and Activist * [14 years, 11 months ago](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/#post-2152573) * Try installing this plugin: [http://wordpress.org/extend/plugins/hotfix/](http://wordpress.org/extend/plugins/hotfix/) * Thread Starter [talynndar](https://wordpress.org/support/users/talynndar/) * (@talynndar) * [14 years, 11 months ago](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/#post-2152587) * yes same themes, tried various ones – even default. Which worked previously * on themes that have background – can upload them. * it seems to be limited to this one blog and to images uploaded that can be edited( cropped) * will try plug in * Thread Starter [talynndar](https://wordpress.org/support/users/talynndar/) * (@talynndar) * [14 years, 11 months ago](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/#post-2152588) * yeah did not think the plugin would help – and did not – the issues it addresses has nothing to do with images… * this is very common it seems – when I google entire error msg -TONS of sites appear in google witht his error msg showing – I am so surprised I am only one reporting 🙁 * Moderator [Ipstenu (Mika Epstein)](https://wordpress.org/support/users/ipstenu/) * (@ipstenu) * 🏳️‍🌈 Advisor and Activist * [14 years, 11 months ago](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/#post-2152590) * Actually the hotfix DOES have some impact on images (which is why I suggested it 😉 ). It was a shot in the dark, though. * What version of PHP and GD libraries are we using here? * Thread Starter [talynndar](https://wordpress.org/support/users/talynndar/) * (@talynndar) * [14 years, 11 months ago](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/#post-2152591) * thanks was worth a shot… * PHP was recompiled by host – I cant recall version or find it easily – but um last I checked was latest version – 5? * GD Support => enabled GD Version => bundled (2.0.34 compatible) FreeType Support => enabled FreeType Linkage => with freetype FreeType Version => 2.4.4 GIF Read Support => enabled GIF Create Support => enabled JPG Support => enabled PNG Support => enabled WBMP Support => enabled XBM Support => enabled * Moderator [Ipstenu (Mika Epstein)](https://wordpress.org/support/users/ipstenu/) * (@ipstenu) * 🏳️‍🌈 Advisor and Activist * [14 years, 11 months ago](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/#post-2152596) * Do you know how to make a phpinfo() page? If so, can you make one and tell us where it is? * [Andrea Rennick](https://wordpress.org/support/users/andrea_r/) * (@andrea_r) * [14 years, 11 months ago](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/#post-2152597) * If it was working previous and now its not… then something changed on the server. new plugins, new server settings… we need some details to go on. * Thread Starter [talynndar](https://wordpress.org/support/users/talynndar/) * (@talynndar) * [14 years, 11 months ago](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/#post-2152607) * here is what shows in phpinfo – I think i did it right? * register_globals = off allow_url_fopen = off expose_php = Off max_input_time = 60 variables_order = “EGPCS” extension_dir = ./ upload_tmp_dir = /tmp precision = 12 SMTP = relay-hosting.secureserver.net url_rewriter.tags = “a=href,area=href, frame=src,input=src,form=,fieldset=” [Zend] zend_extension=/usr/local/zo/ZendExtensionManager. so zend_extension=/usr/local/zo/4_3/ZendOptimizer.so rg_emulation=off * Andrea – i did test a few plugins since deleted, then uploaded new themes – but not using them. Have tried it with all plugins off, have cache turned off. used basic theme twenty eleven – which worked early in day to upload a new header, then stopped. * Host says no recent changes- because its only one blog of many its very confusing. * Its almost like the allocated space for the blog ran out – but I checked and increased memory just in case 🙁 * all help is very much appreciated * [Andrea Rennick](https://wordpress.org/support/users/andrea_r/) * (@andrea_r) * [14 years, 11 months ago](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/#post-2152615) * > Its almost like the allocated space for the blog ran out – but I checked and > increased memory just in case 🙁 * allocated space & memory are not the same thing. * Moderator [Ipstenu (Mika Epstein)](https://wordpress.org/support/users/ipstenu/) * (@ipstenu) * 🏳️‍🌈 Advisor and Activist * [14 years, 11 months ago](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/#post-2152616) * talynndar * You make a php page called ‘phpinfo.php’ or something and the content of the page is: * ``` ``` * Then give us the link. (I will note – leaving a phpinfo page up indefinitely is a bad idea, but it can help a LOT for debugging). Viewing 15 replies - 1 through 15 (of 17 total) 1 [2](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/page/2/?output_format=md) [→](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/page/2/?output_format=md) The topic ‘imagecreatefromstring() [function.imagecreatefromstring]:’ is closed to new replies. * In: [Networking WordPress](https://wordpress.org/support/forum/multisite/) * 17 replies * 4 participants * Last reply from: [Ipstenu (Mika Epstein)](https://wordpress.org/support/users/ipstenu/) * Last activity: [14 years, 8 months ago](https://wordpress.org/support/topic/imagecreatefromstring-functionimagecreatefromstring/page/2/#post-2152704) * Status: not resolved ## Topics ### Topics with no replies ### Non-support topics ### Resolved topics ### Unresolved topics ### All topics