Unexpected error in Tolbase

[Daniel Eduardo Castro Morell]

Context:
I was resizing the Eval window and at same time my code compilation was ending.

Error Message:

can't set "data(isCompiled)": upvar refers to variable in deleted namespace
can't set "data(isCompiled)": upvar refers to variable in deleted namespace
while executing
"set data(isCompiled) 1"
(procedure "CmdCompileFile" line 12)
invoked from within
"CmdCompileFile $this"
(procedure "CmdSaveCompile" line 8)
invoked from within
"CmdSaveCompile $this"
invoked from within
"if [llength $idxs] {
::TolConsole::EvalExpr [$data(txt) get [lindex $idxs 0] [lindex $idxs 1]]
} else {
CmdSaveCompile $this
}"
(procedure "::Editor::CmdCompile" line 8)
invoked from within
"::Editor::CmdCompile ::Editor::.editor1"
("uplevel" body line 1)
invoked from within
"uplevel \#0 $cmd"
(procedure "Button::_release" line 19)
invoked from within
"Button::_release .main.mdi.slave2.work.ftop.eval"
(command bound to event)