Many businesses encounter QuickBooks Error 80070057, which arises when opening company files or accessing network-shared data. The error is caused by parameter miscommunication between QuickBooks Desktop and file access permissions. Damaged company files, improper network setup, or outdated QB software may trigger this error. Common solutions include updating QuickBooks, checking firewall settings, and using QuickBooks File Doctor. Join this forum discussion or call +1-866-408-0444 to troubleshoot and fix QuickBooks Error Code 80070057 effectively.