Fatal error: Uncaught TypeError: DBWorkDozenten::getDozenten4KursWB(): Argument #1 ($pKnr) must be of type string, null given, called in /home/www/classes/export/ExportCalculation.php on line 2181 and defined in /home/www/classes/db/DBWorkDozenten.php:1301
Stack trace:
#0 /home/www/classes/export/ExportCalculation.php(2181): DBWorkDozenten->getDozenten4KursWB(NULL)
#1 /home/www/classes/export/ExportKursuebersicht.php(41): ExportCalculation->getVarValue4Kurs('doz_1_vorname', Object(Kurs))
#2 /home/www/classes/exportadapter/Exportadapter.php(378): ExportKursuebersicht->getVarValue('k_doz_1_vorname')
#3 /home/www/classes/exportadapter/ExportadapterVariableProviderAdapter.php(42): Exportadapter->getVarValue('k_doz_1_vorname')
#4 /home/www/classes/scripting3/VariableProviderToParserExportadapter.php(27): Kufer\Web\Classes\Exportadapter\ExportadapterVariableProviderAdapter->getVarValue('k_doz_1_vorname', NULL)
#5 /home/www/log/cache/80220-4.20.79.02/code/kuferweb/543-780f4fb6a95d63d56910d00afd2f8a6f-header-UTF-8.php(2): Kufer\Web\Classes\Scripting3\VariableProviderToParserExportadapter->getVarValue('k_doz_1_vorname', NULL, Array)
#6 /home/www/log/cache/80220-4.20.79.02/code/kuferweb/543-780f4fb6a95d63d56910d00afd2f8a6f-header-UTF-8.php(2): class@anonymous->__construct(Object(Kufer\Web\Classes\Scripting3\VariableProviderToParserExportadapter), NULL)
#7 /home/www/classes/scripting3/ScriptingEngineHTMLScript3.php(49): Kufer\Web\Classes\Scripting3\CacheManager::{closure}(NULL, Object(Kufer\Web\Classes\Scripting3\VariableProviderToParserExportadapter))
#8 /home/www/classes/exportadapter/Exportadapter.php(452): Kufer\Web\Classes\Scripting3\ScriptingEngineHTMLScript3->interpret(Object(Kufer\Web\Classes\Exportadapter\ExportadapterVariableProviderAdapter), Object(Closure), '543-780f4fb6a95...')
#9 /home/www/classes/datamenu/DataMenuBasis.php(289): Exportadapter->replaceVarNames()
#10 /home/www/classes/datamenu/DataMenuBasis.php(150): DataMenuBasis->renderSightPart('header', Object(ExpKurse), Array, Array, true, false)
#11 /home/www/classes/datamenu/DataMenuBasis.php(145): DataMenuBasis->parseHeader(Array)
#12 /home/www/webbasys/include/pdf/KwPdfTermine.php(53): DataMenuBasis->getheader()
#13 /home/www/webbasys/include/pdf/KuferWebHtml2Pdf.php(45): Kufer\Webbasys\Includee\Pdf\KwPdfTermine->getContent()
#14 /home/www/webbasys/pdf.php(27): Kufer\Webbasys\Includee\Pdf\KuferWebHtml2Pdf->generatePdf()
#15 {main}
thrown in /home/www/classes/db/DBWorkDozenten.php on line 1301