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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
	126434	view	10:13, 28 April 2023	Egonw	License is CCZero
	124903	view	07:11, 31 December 2022	Egonw	Converted labels to data nodes
	116530	view	11:50, 7 May 2021	Eweitz	Modified title
	107158	view	14:24, 17 September 2019	MaintBot	ChEBI identifier normalization
	106774	view	13:25, 17 September 2019	MaintBot	HMDB identifier normalization
	106576	view	21:22, 6 September 2019	Khanspers	Modified description
	105762	view	19:33, 15 August 2019	Khanspers	Modified description
	68960	view	17:39, 8 July 2013	MaintBot	Updated to 2013 gpml schema
	45328	view	20:14, 7 October 2011	Khanspers	Ontology Term : 'PW:0000012' removed !
	45327	view	20:14, 7 October 2011	Khanspers	Ontology Term : 'purine metabolic pathway' added !
	45326	view	20:14, 7 October 2011	Khanspers	Ontology Term : 'nucleotide metabolic pathway' added !
	41126	view	23:37, 1 March 2011	MaintBot	Removed redundant pathway information and comments
	38837	view	17:22, 24 September 2010	Khanspers
	38782	view	00:19, 24 September 2010	Khanspers	Changed line types
	35286	view	22:50, 11 February 2010	Mjh	Modified description
	32995	view	19:01, 30 September 2009	MaintBot	changed unknowns to metabolites
	32423	view	17:09, 15 August 2009	MaintBot	Fixed text labels
	32082	view	13:39, 14 August 2009	MaintBot	Fixed group labels
	21532	view	11:32, 14 November 2008	MaintBot	[[Pathway:Homo sapiens:Nucleotide Metabolism]] moved to [[Pathway:WP404]]: Moved to stable identifier
	14016	view	18:02, 20 May 2008	Thomas	added RRM2/RRM2B alternative route
	14013	view	17:47, 20 May 2008	Thomas	added some metabolites and connected lines
	14011	view	17:41, 20 May 2008	Thomas	Periodical save, work in progress
	13100	view	11:15, 17 May 2008	MaintBot	automated metabolite conversion
	11557	view	01:30, 11 April 2008	Txr24	RNR substrate, subunit and product fix
	8302	view	13:46, 7 January 2008	MaintBot	[[Pathway:Human:Nucleotide Metabolism]] moved to [[Pathway:Homo sapiens:Nucleotide Metabolism]]: Renaming species
	7771	view	16:16, 18 December 2007	MaintBot	fixed category names
	7384	view	12:42, 4 November 2007	MaintBot	Added categories to GPML
	6358	view	22:18, 22 May 2007	N.Fidelman	gpml file for [[Human:Nucleotide_Metabolism]]

Error details

exception 'MWException' with message 'Invalid pvjson, so cannot savePvjsonCache.' in /var/www/wikipathways/wpi/extensions/Pathways/Pathway.php:1278
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, 14013)
#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}