I just got a similar stack when doing "go to definition" (Ctrl+.), also at "treeview.ex, offset=6778". Earlier "go to definition" did not stack today.
Then, mysteriously the dialog of "Select projects" came up, such as if I was in Big Find trying to select a project!
I do have the Big Find docked on the left side and it was visible at the time.
Maybe my state file is corrupted? Perhaps I should rename it?
The new stack:
stack[2017-10-10T09:48:20Z] Slick-C STACK TRACE ******************************
stack[2017-10-10T09:48:20Z] Created on 10/10/2017 at 9:48:20 (348 ms)
stack[2017-10-10T09:48:20Z] SlickEdit Pro Version 22.0.0.7 Copyright 1988-2017 SlickEdit Inc.
stack[2017-10-10T09:48:20Z] Edit module and type "st -f <offset>" to get the
stack[2017-10-10T09:48:20Z] run-time error position
stack[2017-10-10T09:48:20Z]
stack[2017-10-10T09:48:20Z] error code=-3071
stack[2017-10-10T09:48:20Z] Variable element or variable not initialized
stack[2017-10-10T09:48:20Z]
stack[2017-10-10T09:48:20Z]treeview.ex 6778 _TreeAdjustColumnWidths(-1,@17113) p_window_id: 372 p_object: OI_FORM p_name: _select_tree_form
stack[2017-10-10T09:48:20Z]seltree.ex 1706 _select_tree_form.on_resize(1) p_window_id: 372 p_object: OI_FORM p_name: _select_tree_form
stack[2017-10-10T09:48:20Z]dlgeditv.ex 6226 show(-modal -nocenter _select_tree_form,
stack[2017-10-10T09:48:20Z] 2: [0]=PlatGetSwGeneric(void) ../include/PlatGlobal.h 88
stack[2017-10-10T09:48:20Z] 2: [1]=PlatGetSwGeneric() ../comp/LCSupport/Platform.cc 39
stack[2017-10-10T09:48:20Z] 2: [2]=PlatGetSwGeneric() ../comp/Platform/src/PlatGlobal.cc 55
stack[2017-10-10T09:48:20Z] 2: [3]=PlatGetSwGeneric() ../comp/ProcessSupp/src/Platform.cc 39
stack[2017-10-10T09:48:20Z] 2: [4]=PlatGetSwGeneric() ../../../lc/fa_lxhrp_generic/test/pss_stubs/PlatGlobal.cc 96
stack[2017-10-10T09:48:20Z] 3: [0]=1
stack[2017-10-10T09:48:20Z] 3: [1]=2
stack[2017-10-10T09:48:20Z] 3: [2]=3
stack[2017-10-10T09:48:20Z] 3: [3]=4
stack[2017-10-10T09:48:20Z] 3: [4]=5
stack[2017-10-10T09:48:20Z] 4: [0]=19576
stack[2017-10-10T09:48:20Z] 4: [1]=5287
stack[2017-10-10T09:48:20Z] 4: [2]=5287
stack[2017-10-10T09:48:20Z] 4: [3]=5287
stack[2017-10-10T09:48:20Z] 4: [4]=5287
stack[2017-10-10T09:48:20Z] 5: [0]=19664
stack[2017-10-10T09:48:20Z] 5: [1]=19664
stack[2017-10-10T09:48:20Z] 5: [2]=19664
stack[2017-10-10T09:48:20Z] 5: [3]=19664
stack[2017-10-10T09:48:20Z] 5: [4]=19664
stack[2017-10-10T09:48:20Z] 6: <empty>
stack[2017-10-10T09:48:20Z] 7: &12080
stack[2017-10-10T09:48:20Z] 8: <empty>
stack[2017-10-10T09:48:20Z] 9: Select Symbol
stack[2017-10-10T09:48:20Z] 10: 44171264
stack[2017-10-10T09:48:20Z] 11: Name,File,Line,
stack[2017-10-10T09:48:20Z] 12: 2050,16386,2
stack[2017-10-10T09:48:20Z] 13: Select Symbol dialog
stack[2017-10-10T09:48:20Z] 14: find_tag
stack[2017-10-10T09:48:20Z] p_window_id: 372
stack[2017-10-10T09:48:20Z] p_object: OI_FORM
stack[2017-10-10T09:48:20Z] p_name: _select_tree_form
stack[2017-10-10T09:48:20Z]seltree.ex 799 select_tree(
stack[2017-10-10T09:48:20Z] 1: [0]=PlatGetSwGeneric(void) ../include/PlatGlobal.h 88
stack[2017-10-10T09:48:20Z] 1: [1]=PlatGetSwGeneric() ../comp/LCSupport/Platform.cc 39
stack[2017-10-10T09:48:20Z] 1: [2]=PlatGetSwGeneric() ../comp/Platform/src/PlatGlobal.cc 55
stack[2017-10-10T09:48:20Z] 1: [3]=PlatGetSwGeneric() ../comp/ProcessSupp/src/Platform.cc 39
stack[2017-10-10T09:48:20Z] 1: [4]=PlatGetSwGeneric() ../../../lc/fa_lxhrp_generic/test/pss_stubs/PlatGlobal.cc 96
stack[2017-10-10T09:48:20Z] 2: [0]=1
stack[2017-10-10T09:48:20Z] 2: [1]=2
stack[2017-10-10T09:48:20Z] 2: [2]=3
stack[2017-10-10T09:48:20Z] 2: [3]=4
stack[2017-10-10T09:48:20Z] 2: [4]=5
stack[2017-10-10T09:48:20Z] 3: [0]=19576
stack[2017-10-10T09:48:20Z] 3: [1]=5287
stack[2017-10-10T09:48:20Z] 3: [2]=5287
stack[2017-10-10T09:48:20Z] 3: [3]=5287
stack[2017-10-10T09:48:20Z] 3: [4]=5287
stack[2017-10-10T09:48:20Z] 4: [0]=19664
stack[2017-10-10T09:48:20Z] 4: [1]=19664
stack[2017-10-10T09:48:20Z] 4: [2]=19664
stack[2017-10-10T09:48:20Z] 4: [3]=19664
stack[2017-10-10T09:48:20Z] 4: [4]=19664
stack[2017-10-10T09:48:20Z] 5: <empty>
stack[2017-10-10T09:48:20Z] 6: &12080
stack[2017-10-10T09:48:20Z] 7: <empty>
stack[2017-10-10T09:48:20Z] 8: Select Symbol
stack[2017-10-10T09:48:20Z] 9: 44171264
stack[2017-10-10T09:48:20Z] 10: Name,File,Line,
stack[2017-10-10T09:48:20Z] 11: 2050,16386,2
stack[2017-10-10T09:48:20Z] 12: 1
stack[2017-10-10T09:48:20Z] 13: Select Symbol dialog
stack[2017-10-10T09:48:20Z] 14: find_tag
stack[2017-10-10T09:48:20Z] p_window_id: 388
stack[2017-10-10T09:48:20Z] p_object: OI_EDITOR
stack[2017-10-10T09:48:20Z] p_name:
stack[2017-10-10T09:48:20Z]taggui.ex 7427 tag_select_match(559216495) p_window_id: 388 p_object: OI_EDITOR p_name:
stack[2017-10-10T09:48:20Z]tags.ex 42032 tag_select_symbol_match(
stack[2017-10-10T09:48:20Z] 1: ._typename()=VS-TAG-BROWSE-INFO
stack[2017-10-10T09:48:20Z] 1: .tag-database=
stack[2017-10-10T09:48:20Z] 1: .category=
stack[2017-10-10T09:48:20Z] 1: .class-name=
stack[2017-10-10T09:48:20Z] 1: .member-name=
stack[2017-10-10T09:48:20Z] 1: .qualified-name=
stack[2017-10-10T09:48:20Z] 1: .type-name=
stack[2017-10-10T09:48:20Z] 1: .file-name=
stack[2017-10-10T09:48:20Z] 1: .language=
stack[2017-10-10T09:48:20Z] 1: .line-no=0
stack[2017-10-10T09:48:20Z] 1: .seekpos=0
stack[2017-10-10T09:48:20Z] 1: .name-line-no=0
stack[2017-10-10T09:48:20Z] 1: .name-seekpos=0
stack[2017-10-10T09:48:20Z] 1: .scope-line-no=0
stack[2017-10-10T09:48:20Z] 1: .scope-seekpos=0
stack[2017-10-10T09:48:20Z] 1: .end-line-no=0
stack[2017-10-10T09:48:20Z] 1: .end-seekpos=0
stack[2017-10-10T09:48:20Z] 1: .column-no=0
stack[2017-10-10T09:48:20Z] 1: .flags=0
stack[2017-10-10T09:48:20Z] 1: .return-type=
stack[2017-10-10T09:48:20Z] 1: .arguments=
stack[2017-10-10T09:48:20Z] 1: .exceptions=
stack[2017-10-10T09:48:20Z] 1: .class-parents=
stack[2017-10-10T09:48:20Z] 1: .template-args=
stack[2017-10-10T09:48:20Z] 1: .doc-comments=
stack[2017-10-10T09:48:20Z] 1: .type-id=0
stack[2017-10-10T09:48:20Z] 2: 1
stack[2017-10-10T09:48:20Z] 3: 559216495
stack[2017-10-10T09:48:20Z] p_window_id: 388
stack[2017-10-10T09:48:20Z] p_object: OI_EDITOR
stack[2017-10-10T09:48:20Z] p_name:
stack[2017-10-10T09:48:20Z]tags.ex 18192 find_tag(,0,0) p_window_id: 388 p_object: OI_EDITOR p_name:
stack[2017-10-10T09:48:20Z]pushtag.ex 799 push_tag(,0) p_window_id: 388 p_object: OI_EDITOR p_name:
stack[2017-10-10T09:50:10Z] Slick-C STACK TRACE ******************************
stack[2017-10-10T09:50:10Z] Created on 10/10/2017 at 9:50:10 (428 ms)
stack[2017-10-10T09:50:10Z] SlickEdit Pro Version 22.0.0.7 Copyright 1988-2017 SlickEdit Inc.
stack[2017-10-10T09:50:10Z] Edit module and type "st -f <offset>" to get the
stack[2017-10-10T09:50:10Z] run-time error position
stack[2017-10-10T09:50:10Z]
stack[2017-10-10T09:50:10Z] error code=-3071
stack[2017-10-10T09:50:10Z] Variable element or variable not initialized
stack[2017-10-10T09:50:10Z]
stack[2017-10-10T09:50:10Z]treeview.ex 6778 _TreeAdjustColumnWidths(-1,@16730) p_window_id: 372 p_object: OI_FORM p_name: _select_tree_form
stack[2017-10-10T09:50:10Z]seltree.ex 1706 _select_tree_form.on_resize(0) p_window_id: 372 p_object: OI_FORM p_name: _select_tree_form
stack[2017-10-10T09:50:12Z] Slick-C STACK TRACE ******************************
stack[2017-10-10T09:50:12Z] Created on 10/10/2017 at 9:50:12 (432 ms)
stack[2017-10-10T09:50:12Z] SlickEdit Pro Version 22.0.0.7 Copyright 1988-2017 SlickEdit Inc.
stack[2017-10-10T09:50:12Z] Edit module and type "st -f <offset>" to get the
stack[2017-10-10T09:50:12Z] run-time error position
stack[2017-10-10T09:50:12Z]
stack[2017-10-10T09:50:12Z] error code=-3071
stack[2017-10-10T09:50:12Z] Variable element or variable not initialized
stack[2017-10-10T09:50:12Z]
stack[2017-10-10T09:50:12Z]treeview.ex 6778 _TreeAdjustColumnWidths(-1,@16730) p_window_id: 372 p_object: OI_FORM p_name: _select_tree_form
stack[2017-10-10T09:50:12Z]seltree.ex 1706 _select_tree_form.on_resize(1) p_window_id: 372 p_object: OI_FORM p_name: _select_tree_form