Debug catch exception

debug.md

@@ -107,6 +107,50 @@ def call_mri()
 
 ![image](uploads/7c02ea9b4c944439af4a149e3c71d499/image.png)
 
+
+<BR>
+
+## Catch exceptions
+
+* In generally, LibreOffice try show you any error.
+
+```python
+def error1():
+    if True:
+    app.msgbox('This not work')
+    return
+```
+
+```python
+def error2():
+    r = 1 / 0
+    return
+```
+
+* Sometimes, for difficult errors, you can used.
+
+```python
+@app.catch_exception
+def test():
+    r = 1 / 0
+    return
+```
+
+* Show in shell
+
+```
+29/09/2019 21:50:51 - ERROR - test
+Traceback (most recent call last):
+  File "/home/mau/.config/libreoffice/4/user/Scripts/python/pythonpath/easymacro.py", line 231, in func
+    return f(*args, **kwargs)
+  File "/home/mau/.config/libreoffice/4/user/Scripts/python/mymacros.py", line 12, in test
+    r = 1 / 0
+ZeroDivisionError: division by zero
+```
+
+And not, not used this function in production.
+
+
 <BR>
 
 ## Info debug
@@ -119,4 +163,4 @@ def info_debug()
     return
 ```
 
-![image](uploads/9fee7144eaf111b32faeab5d7d6333f5/image.png)
+![image](uploads/9fee7144eaf111b32faeab5d7d6333f5/image.png)