Post by W. Chevelenko »

When I try to open the Gantt, or when it's already open and I click anywhere in it, I often get this error:

Traceback:
TypeError: Cannot read property 'concat' of undefined
at ClassDefEx.calculateEarlyEffectiveEndDateInterval$ (webpack:///./node_modules/bryntum-gantt/gantt.module.js?:25969:375096)
at tryCatch (webpack:///./node_modules/regenerator-runtime/runtime.js?:63:40)
at Generator.invoke [as _invoke] (webpack:///./node_modules/regenerator-runtime/runtime.js?:293:22)
at Generator.eval [as next] (webpack:///./node_modules/regenerator-runtime/runtime.js?:118:21)
at Map.continueCalculation (webpack:///./node_modules/bryntum-gantt/gantt.module.js?:25969:61161)
at EngineTransaction.onReadIdentifier (webpack:///./node_modules/bryntum-gantt/gantt.module.js?:25969:110158)
at EngineTransaction.calculateTransitionsStackGen$ (webpack:///./node_modules/bryntum-gantt/gantt.module.js?:25969:115265)
at tryCatch (webpack:///./node_modules/regenerator-runtime/runtime.js?:63:40)
at Generator.invoke [as _invoke] (webpack:///./node_modules/regenerator-runtime/runtime.js?:293:22)
at Generator.eval [as next] (webpack:///./node_modules/regenerator-runtime/runtime.js?:118:21)


Post by arcady »

Please provide a test case or steps how we could reproduce the issue.


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