If you are a developer, please use a private wiki based on foswiki/trunk on a daily base ...or use trunk.foswiki.org
to view this page for some minimal testing.
for docu changes for 1.2 and 2.0.
Item570: SPACEOUT fails if value or separator are the string 0
While looking at which variables were most likely to suffer same problem with strings that are "0" as ENCODE I found that SPACEOUT has same problem.
Checking in quick fix
This is a special case of generic Item5453