Follow the steps given below and download the latest QuickBooks update to resolve the error:
Click the Windows icon and right-click the QuickBooks Desktop icon.
Choose the Run as administrator option.
When the No Company Open screen prompts, select the Help menu.
Click Update QuickBooks Desktop.
Move to the Options tab.
Click Mark All and then Save.
Next, go to the Update Now tab.
Make sure the Reset Update checkbox is selected.
To start the download, click Get Updates.
Once the update completes, open QuickBooks and install the update.
After installing the update successfully, restart your workstation.
Call us on our toll-free number 1-855-856-0042 and consult certified QuickBooks professionals for more assistance to resolve QuickBooks error 15102.