Inserting Block with Custom Input Filter Module via Shortcode Causing http 500 error

I have a custom input filter module, and I am trying to figure out why it crashes when I attempt to insert a block into a post via a shortcode. The method works perfectly when I am inserting a string, but when I try to insert a block, it causes a http 500 error.

Any ideas? I am using Drupal 7.15. Also, I have tried the insert_block module, and it generates a similar error…

Here is the input filter process that works (with a string)

function _related_links_filter_related_block_process($text, $filter, $format) {    $shortcode_regexp  = "/[block]/";    $output = "Text string inserted in via shortcode";     return preg_replace($shortcode_regexp, $output,$text); } 

Here is the input filter process that causes the error (with a block)

function _related_links_filter_related_block_process($text, $filter, $format) {    $shortcode_regexp  = "/[block]/";    $block = block_load('block', 3);    $output = drupal_render(_block_get_renderable_array(_block_render_blocks(array($block))));     return preg_replace($shortcode_regexp, $output,$text); } 

Any help is appreciated!

This article was republished from its original source.
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Inserting Block with Custom Input Filter Module via Shortcode Causing http 500 error

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