The Android platform has the “Logcat” tool which records all the activities of your mobile device. The Logcat file is relevant to developers because it facilitates accurate troubleshooting. If you ask yourself how to know the details of Logcat file errors in Android? pay attention to this interesting article.
How to know the details of Logcat file errors on Android?
Cell phone malfunctions sometimes occur that cannot be identified with the naked eye. These errors occur due to problems in the operating system or during running certain applications. Therefore, it is useful to know what the problem or error is before proceeding to apply a respective solution.
If your device has problems, you can choose to unlock the bootloader on Android or restart the device in safe mode. Since it is important to know the source of the error, here we explain what it consists of Logcat in Android and two ways to know the details of the errors that Logcat file saves in Android.
What is Logcat on Android?
Logcat is a tool of ADB command for generating a message log on Android devices. Logcat is very useful for developers because it allows them to use the log to examine the health of the phone and some problems that occur at the software level.
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What is Logcat used for?
Logcat is used for register in background all actions that are performed on a mobile device. The tool covers not only internal messages but also system errors not visible to users. Therefore, users can fix problems and errors in Android when they affect the performance of the device.
What is the format of the messages displayed by the Logcat tool?
Logcat can refer to messages with a Registry ID and priority. Additionally, this tool can generate nine different types of messages that contain a letter.
In this sense, W (Warning) appears as a warning message, And (error) yes refers to an error message, F (fatal) is displayed when there are severe errors. I (Info) are the information messages, D (Debug) includes messages for debugging programs and V (verbose) are the messages with the lowest priority.
Use Logcat from your Android device
If you want to access the Logcat tool from your Android device, you need to install the ADB application on your computer. Next, connect the device to the USB drive so that the computer detects the component. On your phone, you need to activate developer options and choose the option “Debug USB”.
Run the following command: adb logcat> logcat.txt from ADB Shell and confirm the permissions on your mobile device. The logcat tool will record all activities performed. When this process is done, press Ctrl + C in the terminal. In this way you will get a “logcat” file which stores all the faults.
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Know the details of Logcat file errors on Android
Know the details about the file errors Logcat in Android it can be tremendously useful, especially when we don't know what is the source of an error that alters the functioning of our device.
Access the Logcat file from an application
If you want to know the details that have been stored in the Logcat file, you can download the App Logcat Viewer a which you must log in as a "root" user or with the permissions granted by ADB.
Access the Logcat file from the ADB shell
Also, you can access the Logcat file from ADB Shell. But before doing that, it's important to know what it is and how to use ADB commands on Android. Once this step is done, you need to go to the folder where ADB was installed and open a command line by pressing the right mouse button and the “shift” key in an empty space in the ADB folder.
Access the log to know the details of the errors in the Logcat file
Connect the device to the computer via the port USB and write adb logcat *: E in ADB Shell. The E parameter will only filter the error messages.
