QB Issue Resolution:
2. Scroll down and click Try It Free under the version you’d like.
3. Click Already Have an Intuit User ID?, enter your log in credentials and click Sign Up.
4. Click Continue to Trial on the pop up.
5. Follow the on screen prompts to finish the set up.
Resolution for Issue 'I would like to open another company in my Quickbooks account' available: Yes (Solved).
Source: Intuit Community forum.
I would like to open another company in my Quickbooks account: 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 Continue to Trial
Quickbooks Repair Pro will resolve it efficiently and affordably. Guaranteed resolution of your issue, or you pay nothing!
Error Recovery for Continue to Trial [Canada]
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Additional Support Options: