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[ERROR: The following has evaluated to null or missing:
==> Params.nav  [in template "1/default/channel_case.html" at line 59, column 43]

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Tip: It's the step after the last dot that caused this error, not those before it.
----
Tip: If the failing expression is known to legally refer to something that's sometimes null or missing, either specify a default value like myOptionalVar!myDefault, or use [#if myOptionalVar??]when-present[#else]when-missing[/#if]. (These only cover the last step of the expression; to cover the whole expression, use parenthesis: (myOptionalVar.foo)!myDefault, (myOptionalVar.foo)??
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FTL stack trace ("~" means nesting-related):
	- Failed at: #if Params.nav == "${dict.value}"  [in template "1/default/channel_case.html" at line 59, column 38]
	- Reached through: @DictList type="Collaboration_Categor...  [in template "1/default/channel_case.html" at line 57, column 7]
----]
" onclick="handleDictList('1')">数智政府
[ERROR: The following has evaluated to null or missing:
==> Params.nav  [in template "1/default/channel_case.html" at line 59, column 43]

----
Tip: It's the step after the last dot that caused this error, not those before it.
----
Tip: If the failing expression is known to legally refer to something that's sometimes null or missing, either specify a default value like myOptionalVar!myDefault, or use [#if myOptionalVar??]when-present[#else]when-missing[/#if]. (These only cover the last step of the expression; to cover the whole expression, use parenthesis: (myOptionalVar.foo)!myDefault, (myOptionalVar.foo)??
----

----
FTL stack trace ("~" means nesting-related):
	- Failed at: #if Params.nav == "${dict.value}"  [in template "1/default/channel_case.html" at line 59, column 38]
	- Reached through: @DictList type="Collaboration_Categor...  [in template "1/default/channel_case.html" at line 57, column 7]
----]
" onclick="handleDictList('2')">数智企业
[ERROR: The following has evaluated to null or missing:
==> Params.nav  [in template "1/default/channel_case.html" at line 66, column 31]

----
Tip: It's the step after the last dot that caused this error, not those before it.
----
Tip: If the failing expression is known to legally refer to something that's sometimes null or missing, either specify a default value like myOptionalVar!myDefault, or use [#if myOptionalVar??]when-present[#else]when-missing[/#if]. (These only cover the last step of the expression; to cover the whole expression, use parenthesis: (myOptionalVar.foo)!myDefault, (myOptionalVar.foo)??
----

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FTL stack trace ("~" means nesting-related):
	- Failed at: @ArticlePage channel=channel.alias or...  [in template "1/default/channel_case.html" at line 64, column 7]
----]