[ https://issues.jboss.org/browse/DROOLS-3746?page=com.atlassian.jira.plugi... ] Alberto Fanjul Alonso edited comment on DROOLS-3746 at 6/26/19 9:36 AM: ------------------------------------------------------------------------ I tried this with chrome: {code:javascript} | Uncaught exception: Uncaught TypeError: Cannot read property 'createElement' of undefined (http://localhost:8080/business-central/verifier/dtableVerifier/DDFC3D4453...) {code} and firefox {code:javascript} | Uncaught exception: TypeError: b is undefined (http://localhost:8080/business-central/verifier/dtableVerifier/DDFC3D4453...) | Uncaught exception: TypeError: b is undefined (http://localhost:8080/business-central/verifier/dtableVerifier/DDFC3D4453...) {code} So seems not related with chrome. Seing the stack trace from chrome: {code:javascript} Uncaught TypeError: Cannot read property 'createElement' of undefined at Qb (DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:13294) at Rsb (DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:23506) at ssb (DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:8218) at rsb (DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:3192) at tsb.wsb [as tb] (DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:38072) at KT (DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:12820) at QT (DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:11819) at gc (DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:10406) at bc (DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:12150) at DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:6237 at self.onmessage (DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:14754) {code} formatted code is: {code:javascript} function Qb(a) { var b, c, d; d = !a.c ? (Ob(), window) : a.c; b = (Ob(), d.document); c = b.createElement('script'); Pb(c, a.b); (b.head || b.getElementsByTagName('head')[0]).appendChild(c); a.a && (c.parentNode.removeChild(c), undefined); return c } {code} this is generated code by gwt http://www.gwtproject.org/overview.html so the real code is under. drools-wb-services/drools-wb-verifier/drools-wb-verifier-webworker/src/main/java/org/drools/workbench/services/verifier/plugin/backend/DecisionTableVerifierWebWorkerProvider.java or drools-wb-screens/drools-wb-guided-dtable-editor/drools-wb-guided-dtable-editor-client/src/main/java/org/drools/workbench/screens/guided/dtable/client/widget/analysis/DecisionTableAnalyzerBuilder.java Not sure if in code itself or in gwt translation Any idea on what to check, debug or test to fix this? was (Author: afanjula): I tried this with chrome: ``` | Uncaught exception: Uncaught TypeError: Cannot read property 'createElement' of undefined (http://localhost:8080/business-central/verifier/dtableVerifier/DDFC3D4453...) ``` and firefox ``` | Uncaught exception: TypeError: b is undefined (http://localhost:8080/business-central/verifier/dtableVerifier/DDFC3D4453...) | Uncaught exception: TypeError: b is undefined (http://localhost:8080/business-central/verifier/dtableVerifier/DDFC3D4453...) ``` So seems not related with chrome. Seing the stack trace from chrome: ``` Uncaught TypeError: Cannot read property 'createElement' of undefined at Qb (DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:13294) at Rsb (DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:23506) at ssb (DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:8218) at rsb (DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:3192) at tsb.wsb [as tb] (DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:38072) at KT (DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:12820) at QT (DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:11819) at gc (DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:10406) at bc (DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:12150) at DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:6237 at self.onmessage (DDFC3D4453CB85BB71197C4DE2FF626C.cache.js:formatted:14754) ``` formatted code is: ``` function Qb(a) { var b, c, d; d = !a.c ? (Ob(), window) : a.c; b = (Ob(), d.document); c = b.createElement('script'); Pb(c, a.b); (b.head || b.getElementsByTagName('head')[0]).appendChild(c); a.a && (c.parentNode.removeChild(c), undefined); return c } ``` this is generated code by gwt http://www.gwtproject.org/overview.html so the real code is under. drools-wb-services/drools-wb-verifier/drools-wb-verifier-webworker/src/main/java/org/drools/workbench/services/verifier/plugin/backend/DecisionTableVerifierWebWorkerProvider.java or drools-wb-screens/drools-wb-guided-dtable-editor/drools-wb-guided-dtable-editor-client/src/main/java/org/drools/workbench/screens/guided/dtable/client/widget/analysis/DecisionTableAnalyzerBuilder.java Not sure if in code itself or in gwt translation Any idea on what to check, debug or test to fix this? -- This message was sent by Atlassian Jira (v7.12.1#712002)