[jboss-jira] [JBoss JIRA] (DROOLS-2755) [DMN Designer] Error when the user switches between DMN files

[Michael Anstis (JIRA)]

    [ https://issues.jboss.org/browse/DROOLS-2755?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13608223#comment-13608223 ] 

Michael Anstis commented on DROOLS-2755:
----------------------------------------

I could only replicate using the Project Explorer in the Authoring perspective (if I returned to the Library I could not replicate).

This is the call-stack:-
{code}
Xkc_g$ (Widget.java:341)
E3h_g$ (AttachDetachException.java:34)
A3h_g$ (AttachDetachException.java:74)
nlc_g$ (Panel.java:129)
Xkc_g$ (Widget.java:354)
Um$_g$ (TemplateWidget.java:50)
Yk$_g$ (TemplateUtil.java:237)
ZKI_g$ (Type_factory__o_k_w_c_d_c_e_e_ExpressionEditorViewImpl__quals__j_e_i_Any_j_e_i_Default.java:107)
YKI_g$ (Type_factory__o_k_w_c_d_c_e_e_ExpressionEditorViewImpl__quals__j_e_i_Any_j_e_i_Default.java:60)
QiU_g$ (AbstractContext.java:85)
SiU_g$ (AbstractContext.java:78)
XiU_g$ (AbstractContext.java:131)
SjU_g$ (ContextManagerImpl.java:47)
QLI_g$ (Type_factory__o_k_w_c_d_c_e_e_ExpressionEditor__quals__j_e_i_Any_j_e_i_Default.java:25)
PLI_g$ (Type_factory__o_k_w_c_d_c_e_e_ExpressionEditor__quals__j_e_i_Any_j_e_i_Default.java:23)
QiU_g$ (AbstractContext.java:85)
SiU_g$ (AbstractContext.java:78)
XiU_g$ (AbstractContext.java:131)
SjU_g$ (ContextManagerImpl.java:47)
ocJ_g$ (Type_factory__o_k_w_c_d_p_c_e_DMNDiagramEditor__quals__j_e_i_Any_o_k_w_c_s_c_c_a_DiagramEditor.java:103)
ncJ_g$ (Type_factory__o_k_w_c_d_p_c_e_DMNDiagramEditor__quals__j_e_i_Any_o_k_w_c_s_c_c_a_DiagramEditor.java:96)
QiU_g$ (AbstractContext.java:85)
SiU_g$ (AbstractContext.java:78)
XiU_g$ (AbstractContext.java:131)
SjU_g$ (ContextManagerImpl.java:47)
SaJ_g$ (Type_factory__o_k_w_c_d_p_c_e_DMNDiagramEditorActivity__quals__j_e_i_Any_j_i_Named_o_k_w_c_s_c_c_a_DiagramEditor_o_u_c_w_a_AssociatedResources_o_u_c_w_a_Priority.java:69)
RaJ_g$ (Type_factory__o_k_w_c_d_p_c_e_DMNDiagramEditorActivity__quals__j_e_i_Any_j_i_Named_o_k_w_c_s_c_c_a_DiagramEditor_o_u_c_w_a_AssociatedResources_o_u_c_w_a_Priority.java:62)
QiU_g$ (AbstractContext.java:85)
SiU_g$ (AbstractContext.java:78)
XiU_g$ (AbstractContext.java:131)
SjU_g$ (ContextManagerImpl.java:47)
gnU_g$ (SyncBeanManagerImpl.java:389)
NDQ_g$ (ActivityManagerImpl.java:245)
CDQ_g$ (ActivityManagerImpl.java:109)
BDQ_g$ (ActivityManagerImpl.java:94)
_DQ_g$ (Type_factory__o_u_c_m_ActivityManagerImpl__quals__j_e_i_Any_j_e_i_Default.java:72)
TLQ_g$ (PlaceManagerImpl.java:390)
oLQ_g$ (PlaceManagerImpl.java:264)
nLQ_g$ (PlaceManagerImpl.java:201)
gLQ_g$ (PlaceManagerImpl.java:177) <-- goTo(Path)
CMQ_g$ (Type_factory__o_u_c_m_PlaceManagerImpl__quals__j_e_i_Any_j_e_i_Default.java:129)
SiM_g$ (BaseViewPresenter.java:537)
dY3_g$ (BusinessViewWidget.java:274)
DAg_g$ (ClickEvent.java:56)
EAg_g$ (ClickEvent.java:55)
Ju_g$ (GwtEvent.java:76)
xKg_g$ (EventBus.java:40)
bLg_g$ (SimpleEventBus.java:193)
hLg_g$ (SimpleEventBus.java:88)
PKg_g$ (HandlerManager.java:127)
Qkc_g$ (Widget.java:129)
Czg_g$ (DomEvent.java:125)
Ykc_g$ (Widget.java:177)
MVh_g$ (DOM.java:1481)
LVh_g$ (DOM.java:1420)
b0h_g$ (DOMImplStandard.java:317)
O3e_g$ (Impl.java:309)
R3e_g$ (Impl.java:361)
(anonymous) (Impl.java:78)
{code}

> [DMN Designer] Error when the user switches between DMN files
> -------------------------------------------------------------
>
>                 Key: DROOLS-2755
>                 URL: https://issues.jboss.org/browse/DROOLS-2755
>             Project: Drools
>          Issue Type: Bug
>          Components: DMN Editor
>    Affects Versions: 7.9.0.Final
>            Reporter: Guilherme Carreiro
>            Assignee: Michael Anstis
>              Labels: drools-tools
>         Attachments: demo.gif
>
>
> When the user switches between DMN files, the following error happens:
>  !demo.gif|thumbnail! 
> It's an intermittent problem, therefore the steps to reproduce the bug (showed in the GIF) don't propagate the error every time.



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