Not loading Guestbook Joomla 2.5.4

[durov]

I have Joomla 2.5.4. After installation plugin ModulesAnywhere v1.13.3 Guestbook not loading and there is a message <Fatal error: Allowed memory size of 16777216 bytes exhausted (tried to allocate 42285 bytes) in \...\localhost\plugins\system\modulesanywhere\helper.php on line 147>
What the metter?

[Jan]

Hi, see:
https://www.phoca.cz/documents/50-phoca/ ... al-advices (5)