Month: February 2012

Drupal error message: “call_user_func_array() expects parameter 1 to be a valid callback”

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After doing a series of updates to a Drupal installation, the following error appeared on all admin pages and edit pages:

“call_user_func_array() expects parameter 1 to be a valid callback, function ‘clients_access_callback “

Other symptoms included that the database could not be updated to complete some of the following updates, and search no longer worked.

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Mandelbulb 3D: e_3Dtess variations Parameter Pack

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For the Mandelbulb 3D enthusiasts out there, I’m putting up some of my best images along with their formulas. Click here to see the complete list.

Here’s a parameter pack chock full of great starting points for your creations. These are variations on parameters containing the e_3DTess formula. If you do something nice with them, drop me a line! I’m ellenm1 on Flickr, or ellen@thedesignspace.net.

Download them now:
3dtessParamPack1.zip

screenshot 2012-02-14 at 2-14-12 - 9.10.19 AM .jpg

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