Why am I receiving an error message in the app saying “An error occurred”? If you receive an error message in the app saying “an error occurred,” you may need to check that you have the latest version of the app installed. Download the new version and try again. Related articles How do I log in to the Lindex app? Lindex Privacy Policy How do I know if a product is available in a store? How do I download the Lindex app? How can I find my store purchase?