What steps will reproduce the problem? 1. Insert one Label, 2. and insert other Label

What is the expected output? What do you see instead? Insert the two labels normally. Sometimes second Label not insert.

What version of the product are you using? On what operating system? Last version, 1.3.2, in Windows 7 32bits and Linux Mint 64bits

Please provide any additional information below. To insert the sencond Label is necessary insert other thing before.