Index: trunk/src/org/openstreetmap/josm/gui/preferences/plugin/PluginPreference.java
===================================================================
--- trunk/src/org/openstreetmap/josm/gui/preferences/plugin/PluginPreference.java	(revision 11564)
+++ trunk/src/org/openstreetmap/josm/gui/preferences/plugin/PluginPreference.java	(revision 11565)
@@ -492,4 +492,7 @@
             List<String> toActivate = new ArrayList<>();
             List<String> notFound = new ArrayList<>();
+            // This pattern matches the default list format JOSM uses for bug reports.
+            // It removes a list item mark at the beginning of the line: +, -, *
+            // It removes the version number after the plugin, like: 123, (123), (v5.7alpha3), (1b3), ...
             Pattern regex = Pattern.compile("^[-+\\*\\s]*|\\s[\\d\\s]*(\\(([vab\\.\\d]|alpha|beta)*\\))?[\\d\\s]*$");
             for (String line : lines) {