Error message

Sir Apfelot Blog


9. March 2021
The "Error while installing" error after booting indicates malware on the Mac.

Mac error message: Error while installing - Expecting value: line 1 column 1 (char 0)

My reader Uwe wrote to me a few days ago that he kept getting the following error message after booting up on his 2008 Mac Pro with OS X El Capitan: Error while installing Expecting value: line 1 column […]
2. November 2020
PHP warning Continue targeting switch is equivalent to break.

WordPress Error - Warning: "continue" targeting switch is equivalent to "break"

Today I moved a customer's WordPress blog to a subdomain because she wanted to run the site in a kind of internal area. The main domain should be redirected for this. After I set up the subdomain in Ionos [...]
7. September 2020
Mac error: System Preferences are busy ...

Mac error: System Preferences are busy ...

Today I received an email from my reader Heinz, in which he sent me a screenshot of an error message that I have never seen before. He tried to delete an admin user on his Mac and [...]
16. December 2019
If the Mac cannot or does not want to open a program ...

Mac: Program XYZ cannot be opened because it was not downloaded from the App Store.

I assume that most Mac users already know how to bypass this message in macOS, but since a few beginners ask me every now and then, I would like to briefly address the topic with this guide. [...]
7. November 2019

AirPods Pro: iPhone shows red exclamation mark on one of the earphones

If you successfully connect the Apple AirPods Pro with the iPhone, the battery charge levels of the individual headphones and the charging case are shown, among other things. However, it can also happen that an AirPod Pro also has a [...]
3. September 2019

Mac Installer: An error occurred while preparing to install.

If you want to reinstall macOS on an Apple Mac, this error message may thwart your plans: An error occurred while preparing the installation. Try the program [...]
27. November 2018
AJA System Test Error message due to lack of write access to the hard disk.

AJA system test error: "Test Failure: Could not write to / Volumes / ..."

I have been using the "AJA System Test" software for a long time to measure hard drive benchmarks. I recently took a close look at two SSD storage devices from SanDisk and Teyadi. As long as the hard drives [...]
30. September 2018
DJI GO 4 CPU overloaded error

DJI Mavic 2 Error Message: "CPU Overloaded" - Causes and Solutions

In the last few weeks there have been frequent reports from users of the Mavic 2 Pro or Mavic 2 Zoom that the "CPU overloaded" error message was thrown in the DJI Go 4 app. That ensured [...]
April 16, 2018

Mac error message for network storage (NAS drives): Volume could not be opened

If you use external storage devices on your Apple Mac, iMac or MacBook, such as a hard drive integrated into the network or a NAS system, you may be familiar with the system error message Volume could not be opened because the original
22. February 2018

Mac Help in case of error "The installation of macOS could not be continued"

If you are about to set up your Apple Mac, set up a new MacBook or help someone start up their iMac, you might get error messages like The installation of macOS could not be continued or [...]