Are you experiencing error code 15243? Or are you noticing an error indicating that the File Copy Service is not working properly? All of the above technical issues can be solved by disabling the File Copy Service (FCS) may occur. This particular error may appear with the explanation, "Error 15243: QuickBooks has encountered a problem and needs to close. This error may occur when you try to download the latest released update. This creates inconsistencies in the workflow and creates further problems. If you are looking for a comprehensive guide on how to fix QuickBooks Error 15243, read this section carefully. However, if you do not want to take the steps to fix the error manually, you can contact a tech-savvy expert via our support hotline at +1-800-360-4183 and ask them to perform the following steps is recommended.