QB Issue Resolution:

You can only assign one service date per line on an invoice. You can either use one line and enter the service dates in the description, or enter three separate lines on the invoice depending on how you want this presented 🙂

Resolution for Issue 'I have a three day job i.e. 27-29/03/19. Can i put that in one line it the service date?' available: Yes (Solved).
Source: Intuit Community forum.

I have a three day job i.e. 27-29/03/19. Can i put that in one line it the service date?: this issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the issue yourself by looking for a resolution described below. If it is a complex issue or you are unable to solve the issue, you may contact us by clicking here or by using other support options.

Support for Invoice
Quickbooks Repair Pro will resolve it efficiently and affordably. Guaranteed resolution of your issue, or you pay nothing!

Error Recovery for Invoice [Canada]
E-Tech is the #1 Quickbooks data migration and Conversion service provider.

Get 50% off Quickbooks Online

Click Here for 50% off!

Additional Support Options: