Changes
Second attempt. Those spaces upset inline templates such as {{As of}}. Instead, try an unconditional <nowiki/>
<nowiki/><!--This nowiki helps to prevent whitespace at the top of articles-->{{#ifeq:{{FULLROOTPAGENAME}}|Wikipedia:Template messages|<!--Do not categorize-->|<!--
-->{{#ifexpr:{{#if:{{NAMESPACE}}|0|1}}+{{#ifeq:{{{onlyarticles|no}}}|yes|0|1}}
|{{#if:{{{3|}}}
|[[Category:{{{1}}} {{{2}}} {{{3}}}]]<!--
-->{{#ifexist:Category:{{{1}}} {{{2}}} {{{3}}}
|<!--
-->|[[Category:Articles with invalid date parameter in template]]<!--
-->}}
|[[Category:{{#if:{{{5|}}}
|{{{5}}}<!--
-->|{{{1}}}<!--
-->}}]]<!--
-->}}{{#if:{{{4|}}}
|[[Category:{{{4}}}]]}}<!--
-->}}<!--
-->}}<noinclude>
{{documentation}}
</noinclude>
-->{{#ifexpr:{{#if:{{NAMESPACE}}|0|1}}+{{#ifeq:{{{onlyarticles|no}}}|yes|0|1}}
|{{#if:{{{3|}}}
|[[Category:{{{1}}} {{{2}}} {{{3}}}]]<!--
-->{{#ifexist:Category:{{{1}}} {{{2}}} {{{3}}}
|<!--
-->|[[Category:Articles with invalid date parameter in template]]<!--
-->}}
|[[Category:{{#if:{{{5|}}}
|{{{5}}}<!--
-->|{{{1}}}<!--
-->}}]]<!--
-->}}{{#if:{{{4|}}}
|[[Category:{{{4}}}]]}}<!--
-->}}<!--
-->}}<noinclude>
{{documentation}}
</noinclude>
