This is a suggestion to have the latest ctools module working with spark.
Under the recent logs we can find the "warnings" and "notices" related this image:

A bad experience will flow when changing layouts under panels and using its UI.
To solve it we must apply the suggested patch (http://drupal.org/node/1976864#comment-7330562).
Tks
| Comment | File | Size | Author |
|---|---|---|---|
| #2 | spark-panels_warnings-1976920-2.patch | 516 bytes | jmcoimbra |
| #1 | spark-panels_warnings-1976920-1.patch | 518 bytes | jmcoimbra |
Comments
Comment #1
jmcoimbra commentedApplying the patch within drupal-org.make file.
Thanks to Neander.
Comment #2
jmcoimbra commentedUpdating patch, thanks to merlinofchaos.
Issue: Adding a renderable-array block to a page gives errors in the admin UI.
Comment #3
gábor hojtsyGood catch thanks! I took the latest patch from the issue that ended up being committed, so we can remove with the next ctools upgrade.
http://drupalcode.org/project/spark.git/commitdiff/8da905275d2cbecc68845...
Comment #4
jmcoimbra commentedThank you for pointing the patch! =)