This seems to be bug in gtk translation of progress bar. Part of the string which shouldn't be translated is copied to msgstr. Attached diff should fix that.
diff -ur gtk+-2.8.10.orig/po/pl.po gtk+-2.8.10/po/pl.po --- gtk+-2.8.10.orig/po/pl.po 2006-01-11 20:45:19.000000000 +0100 +++ gtk+-2.8.10/po/pl.po 2006-02-27 16:48:01.000000000 +0100 @@ -11,7 +11,7 @@ "Project-Id-Version: gtk+\n" "Report-Msgid-Bugs-To: \n" "POT-Creation-Date: 2006-01-11 14:45-0500\n" -"PO-Revision-Date: 2003-11-18 11:32+0100\n" +"PO-Revision-Date: 2006-02-27 16:48+0100\n" "Last-Translator: Gnome PL Team <[EMAIL PROTECTED]>\n" "Language-Team: Polish <[EMAIL PROTECTED]>\n" "MIME-Version: 1.0\n" @@ -1241,7 +1241,7 @@ #: gtk/gtkcellrendererprogress.c:237 gtk/gtkcellrendererprogress.c:295 #, c-format msgid "progress bar label|%d %%" -msgstr "progress bar label|%d %%" +msgstr "%d %%" #: gtk/gtkcolorbutton.c:221 gtk/gtkcolorbutton.c:578 msgid "Pick a Color"
