The #18 due to borrowed \@starttoc hooks incompatible with figure

test_snippets/errorsummary

@@ -1,4 +1,4 @@
-!!!! PROBLÈMES AVEC 9/18 TESTS:
+!!!! PROBLÈMES AVEC 8/18 TESTS:
 testsnippet-01.tex
 
 ! Package tagpdf Error: Parent-Child 'TOC/' --> 'enumerate/user'.
@@ -32,17 +32,6 @@ Type <return> to continue.
 
 l.5 \chapter{Test chapter one}
 
-testsnippet-11.tex
-
-! Package tagpdf Error: Parent-Child 'Note/' --> 'TOC/pdf'.
-(tagpdf)                Relation is not allowed (struct 4, /float --> struct
-(tagpdf)                5) on line 81
-
-Type <return> to continue.
- ...                                              
-
-l.81 \end
-         {figure} 
 testsnippet-12.tex
 
 ! Package tagpdf Error: Parent-Child 'TOC/' --> 'footnotemark/user'.
@@ -98,11 +87,10 @@ Type <return> to continue.
 
 l.6 ...ed\MyQuasiStandardTOC\MyQuasiStandardTOC{1}
                                                   \else 
-FAIL=9, PASS=9, TOTAL=18
+FAIL=8, PASS=10, TOTAL=18
 fail: testsnippet-01.tex
 fail: testsnippet-02.tex
 fail: testsnippet-04.tex
-fail: testsnippet-11.tex
 fail: testsnippet-12.tex
 fail: testsnippet-14.tex
 fail: testsnippet-19.tex

test_snippets/etocsnippet-11.txt

@@ -2,8 +2,11 @@
 %% LaTeX2e file `etocsnippet-11.tex'
 %% generated by the `filecontentshere' environment
 %% from source `etoc' on 2024/01/12.
-%% EDITED (\ref)
-\begin{figure}[htbp!]\centering
+%% EDITED (\ref) removed figure env
+
+%%%%%%%%\begin{figure}[htbp!]
+\begingroup
+\centering
 \colorlet{subsecnum}{black}
 \colorlet{secbackground}{green!30}
 \colorlet{tocbackground}{red!20!green!20}
@@ -78,5 +81,7 @@
 %%%%%%%%\vspace{-\baselineskip}
 %%%%%%%%\centeredline{|\tableofcontents \ref{toc:part:styling}|
 %%%%%%%%(\emph{cf.} \hyperref[toc:clone]{this other toc})}
-\end{figure}
+%%%%%%%%\end{figure}
+
+\endgroup
 \endinput