Known upgrading issues and solutions
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This page lists upgrading issues you may encounter when upgrading to a current version of Joomla! from a previous one. Please use the links on this page to see more detail about the issue and the suggested fix.
Extension:DynamicPageList (DPL), version 2.3.0 : Error: Wrong 'namespace' parameter: 'J3.1'! Help: <code>namespace= <i>empty string</i> (Main) | API15 | API15_talk | API16 | API16_talk | API17 | API17_talk | Archived | Archived_talk | Category | Category_talk | Chunk | Chunk16 | Chunk16_talk | Chunk17 | Chunk17_talk | Chunk25 | Chunk25_talk | Chunk30 | Chunk30_talk | Chunk4x | Chunk4x_talk | Chunk5x | Chunk5x_talk | Chunk_talk | CodeExample | CodeExample_talk | File | File_talk | Framework | Framework_talk | Gadget | Gadget_definition | Gadget_definition_talk | Gadget_talk | Help15 | Help15_talk | Help16 | Help16_talk | Help17 | Help17_talk | Help25 | Help25_talk | Help3.x | Help3.x_talk | Help310 | Help310_talk | Help4.x | Help4.x_talk | Help5.x | Help5.x_talk | J1.5 | J1.5_talk | J2.5 | J2.5_talk | J3.x | J3.x_talk | J4.x | J4.x_talk | J5.x | J5.x_talk | JDOC | JDOC_talk | JHelp | JHelp_talk | Joomla | Joomla_talk | MediaWiki | MediaWiki_talk | Moved | Portal | Portal_talk | Talk | Template | Template_talk | Translations | Translations_talk | Tutorials | Tutorials_talk | User | User_talk | Widget | Widget_talk</code>.