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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
	116529	view	11:50, 7 May 2021	Eweitz	Modified title
	107214	view	14:30, 17 September 2019	MaintBot	ChEBI identifier normalization
	106909	view	13:38, 17 September 2019	MaintBot	HMDB identifier normalization
	71749	view	20:19, 17 October 2013	MaintBot	Automated update of data sources
	69174	view	18:20, 8 July 2013	MaintBot	Updated to 2013 gpml schema
	67547	view	11:24, 26 June 2013	Ddigles	Ontology Term : 'purine metabolic pathway' added !
	41363	view	00:27, 2 March 2011	MaintBot	Removed redundant pathway information and comments
	33534	view	09:35, 1 December 2009	MaintBot	Removed group label
	32993	view	18:58, 30 September 2009	MaintBot	Periodical save, work in progress
	31570	view	21:58, 13 August 2009	MaintBot	Fixed text labels
	30906	view	00:26, 30 July 2009	MaintBot	Converted from Homo sapiens
	20863	view	11:30, 14 November 2008	MaintBot	[[Pathway:Mus musculus:Nucleotide Metabolism]] moved to [[Pathway:WP87]]: Moved to stable identifier
	8304	view	13:46, 7 January 2008	MaintBot	[[Pathway:Mouse:Nucleotide Metabolism]] moved to [[Pathway:Mus musculus:Nucleotide Metabolism]]: Renaming species
	7772	view	16:16, 18 December 2007	MaintBot	fixed category names
	7385	view	12:42, 4 November 2007	MaintBot	Added categories to GPML
	6482	view	22:19, 22 May 2007	N.Fidelman	gpml file for [[Mouse:Nucleotide_Metabolism]]

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, 31570)
#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}