error in my apache error log.... piwik 1.12

[anonymous-matomo-user]

#1 header(...) called at [/home2/element/public_html/analytics/libs/pChart2.1.3/class/pImage.class.php:166]<br />
#2 pImage->stroke(...) called at [/home2/element/public_html/analytics/plugins/ImageGraph/StaticGraph.php:123]<br />
#3 Piwik_ImageGraph_StaticGraph->sendToBrowser(...) called at [/home2/element/public_html/analytics/plugins/ImageGraph/API.php:514]<br />
#4 Piwik_ImageGraph_API->get(...) called at [:]<br />
#5 call_user_func_array(...) called at [/home2/element/public_html/analytics/core/API/Proxy.php:188]<br />
#6 Piwik_API_Proxy->call(...) called at [/home2/element/public_html/analytics/core/API/Request.php:145]<br />
#7 Piwik_API_Request->process(...) called at [/home2/element/public_html/analytics/plugins/API/Controller.php:25]<br />
#8 Piwik_API_Controller->index(...) called at [:]<br />
#9 call_user_func_array(...) called at [/home2/element/public_html/analytics/core/FrontController.php:125]<br />
#10 Piwik_FrontController->dispatch(...) called at [/home2/element/public_html/analytics/index.php:47]</div><br />

[mattab]

please post the full message, we missed the first line?

[anonymous-matomo-user]

As requested: This is the whole log I see.

#0 Piwik_ErrorHandler(...) called at [:]<br />
#1 imagedestroy(...) called at [/home2/element/public_html/analytics/libs/pChart2.1.3/class/pDraw.class.php:1277]<br />
#2 pDraw->drawFromPicture(...) called at [/home2/element/public_html/analytics/libs/pChart2.1.3/class/pDraw.class.php:1209]<br />
#3 pDraw->drawFromPNG(...) called at [/home2/element/public_html/analytics/libs/pChart2.1.3/class/pDraw.class.php:1691]<br />
#4 pDraw->drawLegend(...) called at [/home2/element/public_html/analytics/plugins/ImageGraph/StaticGraph/GridGraph.php:308]<br />
#5 Piwik_ImageGraph_StaticGraph_GridGraph->initGridChart(...) called at [/home2/element/public_html/analytics/plugins/ImageGraph/StaticGraph/Evolution.php:28]<br />
#6 Piwik_ImageGraph_StaticGraph_Evolution->renderGraph(...) called at [/home2/element/public_html/analytics/plugins/ImageGraph/API.php:477]<br />
#7 Piwik_ImageGraph_API->get(...) called at [:]<br />
#8 call_user_func_array(...) called at [/home2/element/public_html/analytics/core/API/Proxy.php:188]<br />
#9 Piwik_API_Proxy->call(...) called at [/home2/element/public_html/analytics/core/API/Request.php:145]<br />
#10 Piwik_API_Request->process(...) called at [/home2/element/public_html/analytics/plugins/API/Controller.php:25]<br />
#11 Piwik_API_Controller->index(...) called at [:]<br />
#12 call_user_func_array(...) called at [/home2/element/public_html/analytics/core/FrontController.php:125]<br />
#13 Piwik_FrontController->dispatch(...) called at [/home2/element/public_html/analytics/index.php:47]</div><br />
</pre></div><br />
<div style='word-wrap: break-word; border: 3px solid red; padding:4px; width:70%; background-color:#FFFF96;'>
<strong>There is an error. Please report the message (Piwik 1.12)
and full backtrace in the <a href='?module=Proxy&action=redirect&url=http://forum.piwik.org' target='_blank'>Piwik forums</a> (please do a Search first as it might have been reported already!).<br /><br/>
Warning:</strong> <i>Cannot modify header information - headers already sent by (output started at /home2/element/public_html/analytics/libs/Zend/Log/Writer/Stream.php:133)</i> in <b>/home2/element/public_html/analytics/libs/pChart2.1.3/class/pImage.class.php</b> on line <b>166</b>
<br /><br />Backtrace --><div style="font-family:Courier;font-size:10pt"><br />

[anonymous-matomo-user]

Why is this thread closed? Problem is still there....

[mattab]

again you forgot the first line or removed too much info, please post full message from log

[mattab]

Moving 1.x closed tickets to 2.0