QuickBooks 40007 Error
could be related to a malware pollution on your PC. These toxic interlopers can mischief, deteriorate, or even eradicate Run time Errors-related records. In addition, there's a likelihood that the 40007 error you are experiencing is related to a section of the malicious program itself.
Wipe Out Your System Junk (Temporary Files and Folders) With Disk Cleanup (cleanmgr)
After some time, your PC totals junk records from run of the mill web surfing and PC use. If this trash isn't now and again gotten out, it can influence QuickBooks to respond continuously or gives a 40007 error, maybe on account of record conflicts or an over-trouble hard drive. Cleaning up these temporary records with Disk Cleanup may unwind your 40007 error, and essentially quicken the execution of your PC.