diff --git a/7-traps-&-gotchas.md b/7-traps-&-gotchas.md
index 1d218c6..649663e 100644
--- a/7-traps-&-gotchas.md
+++ b/7-traps-&-gotchas.md
@@ -8,10 +8,10 @@ this is a woefully incomplete attempt to list a few "rough edges" of pyBM, which
 * bitmessageui.ui in v0.6 is outdated and not used long ago. If you want to edit xml, use https://github.com/g1itch/PyBitmessage/tree/ui-refactoring
 Though it has translation problems. using 
 
-     `    pyuic4  /src/bitmessageqt/bitmessageui.ui   -o  src/bitmessageqt/bitmessageui.py ` after editing with Qt4-Designer  will break the whole app now.
+     `    pyuic4  /src/bitmessageqt/bitmessageui**.ui**   -o  src/bitmessageqt/bitmessageui.py ` after editing with Qt4-Designer  will break the whole app now.
 
 * even though running   ` ./bitmessagemain.py ` straight away used to work, it is better to run   ` python2 setup.py build  `  beforehand to avoid crashes e.g. on Fedora.
 
 * it behooves you to use `  export BITMESSAGE_HOME="/mnt/……  `  rather than  portable mode in Linux. This actually avoids crashes.
 
-
+* **subscriptions** are **lost** after deletion of messages.dat which might not be obvious. make API script to auto keep.