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Error rendering pathway page

This revision of the pathway probably contains invalid GPML code. If this happens to the most recent revision, try reverting the pathway using the pathway history displayed below or contact the site administrators (see WikiPathways:About) to resolve this problem.

Pathway history

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Compare	Revision	Action	Time	User	Comment
	129270	view	12:45, 16 March 2024	Egonw	Converted the source to DOI
	129269	view	12:42, 16 March 2024	Egonw	Added a book DOI
	126086	view	00:36, 4 April 2023	Khanspers	added xrefs for metabolites, removed red interaction color
	126075	view	23:46, 31 March 2023	Khanspers	added xrefs for side products
	126074	view	22:59, 31 March 2023	Khanspers
	126073	view	22:57, 31 March 2023	Khanspers	added catalysis, connected interactions, node sizing, updated interaction types
	126011	view	11:19, 26 March 2023	Egonw	Typed a number of datanodes as metabolite
	117302	view	11:17, 20 May 2021	Eweitz	Modified title
	89926	view	13:34, 6 October 2016	Mkutmon	Modified description
	72196	view	10:48, 27 October 2013	Egonw	Marked a bunch of Labels as Metabolite DataNodes.
	69748	view	10:29, 11 July 2013	Egonw	Marked a few DataNodes with CAS registry numbers as metabolites.
	67333	view	10:38, 26 June 2013	Christine Chichester	Ontology Term : 'heme biosynthetic pathway' added !
	58991	view	19:39, 21 February 2013	MaintBot	Updated Ensembl data source
	41904	view	04:53, 2 March 2011	MaintBot	Removed redundant pathway information and comments
	35290	view	22:52, 11 February 2010	Mills42	Modified description
	29882	view	11:09, 9 June 2009	Thomas	updated ensembl references
	20897	view	11:30, 14 November 2008	MaintBot	[[Pathway:Saccharomyces cerevisiae:Heme Biosynthesis]] moved to [[Pathway:WP102]]: Moved to stable identifier
	12742	view	08:00, 17 May 2008	MaintBot	automated metabolite conversion
	10995	view	20:21, 2 March 2008	MaintBot	yeast id converter
	8774	view	14:08, 7 January 2008	MaintBot	Added to category $category
	8772	view	14:08, 7 January 2008	Kdahlquist	Uploaded new pathway

Error details

exception 'MWException' with message 'Invalid pvjson, so cannot savePvjsonCache.' in /var/www/wikipathways/wpi/extensions/Pathways/Pathway.php:1277
Stack trace:
#0 /var/www/wikipathways/wpi/extensions/Pathways/Pathway.php(584): Pathway->savePvjsonCache()
#1 /var/www/wikipathways/wpi/extensions/Pathways/PathwayPage.php(295): Pathway->getPvjson()
#2 /var/www/wikipathways/wpi/extensions/Pathways/PathwayPage.php(169): PathwayPage->Diagram()
#3 /var/www/wikipathways/wpi/extensions/Pathways/PathwayPage.php(24): PathwayPage->render()
#4 [internal function]: renderPathwayPage(Object(Parser), '<?xml version="...', Object(StripState))
#5 /var/www/wikipathways/includes/Hooks.php(125): call_user_func_array('renderPathwayPa...', Array)
#6 /var/www/wikipathways/includes/parser/Parser.php(318): wfRunHooks('ParserBeforeStr...', Array)
#7 /var/www/wikipathways/includes/Article.php(3406): Parser->parse('<?xml version="...', Object(Title), Object(ParserOptions), true, true, 8772)
#8 /var/www/wikipathways/includes/Article.php(875): Article->outputWikiText('<?xml version="...', false)
#9 /var/www/wikipathways/includes/Wiki.php(437): Article->view()
#10 /var/www/wikipathways/includes/Wiki.php(59): MediaWiki->performAction(Object(OutputPage), Object(Article), Object(Title), Object(User), Object(WebRequest))
#11 /var/www/wikipathways/index.php(93): MediaWiki->initialize(Object(Title), Object(Article), Object(OutputPage), Object(User), Object(WebRequest))
#12 {main}