To be able to publish advertisements on OLX, you need to be given rights and integrate your OLX account with TRAFFIT.
If there is a problem with publishing your advertisements on OLX, go to the Job posts & application forms tab in your chosen job, and then switch to the Published sub-tab:
Find the OLX icon on the list. Next to it, you will find the Status icon and a possible error:
Make sure you provide all the info required by OLX before publishing your advertisement. If you need to make some corrections, click on the three dots on the right side of the screen and choose Edit.