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<?xml-stylesheet type="text/xsl" href="https://devzone.nordicsemi.com/cfs-file/__key/system/syndication/rss.xsl" media="screen"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>LVGL nRF9160 lv_task_handler hanging</title><link>https://devzone.nordicsemi.com/f/nordic-q-a/111138/lvgl-nrf9160-lv_task_handler-hanging</link><description>I am having issues getting the LVGL library working with my nRF9160 Feather . I am using SDK version 2.5.0. 
 I have narrowed it down to the call to: `lv_task_handler()` not returning. I cannot figure out why. 
 I am using a 128 x 32 SSD1306 board from</description><dc:language>en-US</dc:language><generator>Telligent Community 13</generator><lastBuildDate>Tue, 14 May 2024 14:09:25 GMT</lastBuildDate><atom:link rel="self" type="application/rss+xml" href="https://devzone.nordicsemi.com/f/nordic-q-a/111138/lvgl-nrf9160-lv_task_handler-hanging" /><item><title>RE: LVGL nRF9160 lv_task_handler hanging</title><link>https://devzone.nordicsemi.com/thread/483322?ContentTypeID=1</link><pubDate>Tue, 14 May 2024 14:09:25 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:29b4357c-d744-45e0-a138-5e5848b74c6e</guid><dc:creator>zciwor</dc:creator><description>&lt;p&gt;I was able to fix this by referencing this&amp;nbsp;&lt;a href="https://github.com/zephyrproject-rtos/zephyr/discussions/51023"&gt;Github discussion.&lt;/a&gt;&amp;nbsp;Since I am not using the SSD1306 shield, my configuration was missing the following line:&amp;nbsp;&lt;/p&gt;
&lt;div&gt;
&lt;div&gt;&lt;span&gt;CONFIG_LV_Z_VDB_SIZE=&lt;/span&gt;&lt;span&gt;32&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span&gt;Without defining the size, the handler was failing.&lt;/span&gt;&lt;/div&gt;
&lt;/div&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item></channel></rss>