time_offsets out of dual 32-bit range

[stoneeejianbing]

Describe the bug when i run the code,and clilck the target i want label, the code is not work and the errr is :+1:

terminate called after throwing an instance of 'std::runtime_error'026374               
  what():  Duration is out of dual 32-bit range

so , i change one line code :

it worked

so, is there anything i was wrong ?or the timstamp in ros-bag is different?

and ,the value time_offsets is to do what?is it a useful value?

thank you !