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MySQL shutdown unexpectedly – Easy fix for the Server error

by | Nov 16, 2019

Looking for how to resolve the error MySQL shutdown unexpectedly?

Usually, this error occurs due to corrupted files, improper shutdown, port changes, etc.

Database errors always need an immediate fix as it literally stops a website.

So, at Bobcares, we provide immediate fix MySQL errors, as a part of our Server Management Services.

Today, let’s see how our Support Engineers fix this MySQL error.

 

Why does MySQL shutdown unexpectedly?

This error usually shows up when the customer runs MySQL in a webserver. Corrupted files in the mysql/data folder are the reason for the error.

Similarly, port change, improper shutdown, missing related files, etc can lead to the same error. A similar error message in the XAMPP control panel appears as:

MySQL shutdown unexpectedly.

 

How we fix the error MySQL shutdown unexpectedly?

Our Support Engineers with expertise over a decade fix the database errors for our customers. Let’s now check out how we fix this MySQL error.

 

1. Irregular files

Initially, our Support Engineers check for corrupted files in the MySQL folder.

For instance, in the XAMPP server, we go to C:\xampp\mysql\data folder.

Then we look for redo log files. This file indicates an unexpected shutdown. So, after a clean shutdown, we delete the redo logs( .ibd or .ibdata files).

Finally, we restart the XAMPP server. Mostly this fixes the error.

 

2. Configuration changes

Sometimes, the removal of corrupted files cannot resolve the error. In such cases, our Support Engineers execute a force recovery of InnoDB.

For this, we open the MySQL config file. Here we add the code under the mysqld section.

innodb_force_recovery = 1

Similarly, we check the MySQL port number updated in the configuration file. We always choose lower values for InnoDB force recovery as it is relatively safe that only some data on corrupt individual pages will be lost.

Either way, we always take enough backup prior to the configuration changes. This helps to prevent data loss at any cost.

 

[Need assistance in fixing MySQL errors? – We’ll help you.]

 

Conclusion

In short, MySQL shutdown unexpectedly can occur due to server-side errors. The most obvious reasons are missing configuration, corrupted file, port changes, improper shutdown, etc. Today, we saw how our Support Engineers fixed this error.

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Usually, this error occurs due to corrupted files, improper shutdown, port changes, etc.

Database errors always need an immediate fix as it literally stops a website.

So, at Bobcares, we provide immediate fix MySQL errors, as a part of our Server Management Services.

Today, let’s see how our Support Engineers fix this MySQL error.

Why does MySQL shutdown unexpectedly?

This error usually shows up when the customer runs MySQL in a webserver. Corrupted files in the mysql/data folder are the reason for the error.

Similarly, port change, improper shutdown, missing related files, etc can lead to the same error. A similar error message in the XAMPP control panel appears as:

MySQL shutdown unexpectedly.

How we fix the error MySQL shutdown unexpectedly?

Our Support Engineers with expertise over a decade fix the database errors for our customers. Let’s now check out how we fix this MySQL error.

1. Irregular files

Initially, our Support Engineers check for corrupted files in the MySQL folder.

For instance, in the XAMPP server, we go to C:\\xampp\\mysql\\data folder.

Then we look for redo log files. This file indicates an unexpected shutdown. So, after a clean shutdown, we delete the redo logs( .ibd or .ibdata files).

Finally, we restart the XAMPP server. Mostly this fixes the error.

2. Configuration changes

Sometimes, the removal of corrupted files cannot resolve the error. In such cases, our Support Engineers execute a force recovery of InnoDB.

For this, we open the MySQL config file. Here we add the code under the mysqld section.

innodb_force_recovery = 1

Similarly, we check the MySQL port number updated in the configuration file. We always choose lower values for InnoDB force recovery as it is relatively safe that only some data on corrupt individual pages will be lost.

Either way, we always take enough backup prior to the configuration changes. This helps to prevent data loss at any cost.

[Need assistance in fixing MySQL errors? – We’ll help you.]

Conclusion

In short, MySQL shutdown unexpectedly can occur due to server-side errors. The most obvious reasons are missing configuration, corrupted file, port changes, improper shutdown, etc. Today, we saw how our Support Engineers fixed this error.", "url" : "https://bobcares.com/blog/mysql-shutdown-unexpectedly/", "keywords" : "MySQL shutdown unexpectedly", "mainEntity": { "@type": "Service", "serviceType": "Server Management Services", "provider": { "@type": "Organization", "name": "Bobcares", "@id": "https://bobcares.com/" }, "description": "On-demand 24/7 server support, professional server management, emergency server support, and 24/7 server monitoring and maintenance.", "url": "https://bobcares.com/server-management/", "@id": "https://bobcares.com/server-management/" } }

31 Comments

    • Maheen Aboobakkar

      You are welcome

      Reply
  1. Joseph

    thx!

    1. After doing the same procedures shown above, i still have the same issues, i don’t know what is going on here,

    Error: MySQL shutdown unexpectedly.
    10:10:06 PM [mysql] This may be due to a blocked port, missing dependencies,
    10:10:06 PM [mysql] improper privileges, a crash, or a shutdown by another method.
    10:10:06 PM [mysql] Press the Logs button to view error logs and check
    10:10:06 PM [mysql] the Windows Event Viewer for more clues
    10:10:06 PM [mysql] If you need more help, copy and post this
    10:10:06 PM [mysql] entire log window on the forums

    2. about the data files that have to be deleted such as .ibd or .ibdata files, whenever i delete it, and restart the xamp, the files re-write again

    Reply
    • Sijin George

      Hello Joseph,
      Looks like your server requires an extensive check by our MySQL Engineers. We’ll be happy to talk to you on chat (click on the icon at right-bottom).

      Reply
      • chekpi

        i received same error. can you please help me? im using xampp ver 3.2.2

        Reply
        • Sijin George

          Sure we can help in fixing the error. We need to check the Xampp settings. We’ll be happy to talk to you on chat (click on the icon at right-bottom).

          Reply
          • Coen Zuijderwijk

            Hey, i got the same error. did the steps above and the error is still there do you mind helping me?

          • Sijin George

            Hello Coen,
            Yes, we can help you. We’ll be happy to talk to you on chat (click on the icon at right-bottom).

          • Losshika Nandakumar

            Even I received the same error and done all the steps given above but it is still the same.

          • Arya MA

            Hi there,

            We are happy to help you. To contact our support team, please initiate a chat from the icon at right-bottom.

  2. prabh

    issue not reolved
    1. After doing the same procedures shown above, i still have the same issues, i don’t know what is going on here,

    Error: MySQL shutdown unexpectedly.
    10:10:06 PM [mysql] This may be due to a blocked port, missing dependencies,
    10:10:06 PM [mysql] improper privileges, a crash, or a shutdown by another method.
    10:10:06 PM [mysql] Press the Logs button to view error logs and check
    10:10:06 PM [mysql] the Windows Event Viewer for more clues
    10:10:06 PM [mysql] If you need more help, copy and post this
    10:10:06 PM [mysql] entire log window on the forums

    2. about the data files that have to be deleted such as .ibd or .ibdata files, whenever i delete it, and restart the xamp, the files re-write again

    Reply
    • Sijin George

      Hello Prabh,
      Looks like we need to have a closer look at your XAMPP server. We’ll be happy to talk to you on chat (click on the icon at right-bottom).

      Reply
  3. shubham parashar

    ssue not reolved
    1. After doing the same procedures shown above, i still have the same issues, i don’t know what is going on here,

    Error: MySQL shutdown unexpectedly.
    09:46:54 [mysql] This may be due to a blocked port, missing dependencies,
    09:46:54 [mysql] improper privileges, a crash, or a shutdown by another method.
    09:46:54 [mysql] Press the Logs button to view error logs and check
    09:46:54 [mysql] the Windows Event Viewer for more clues
    09:46:54 [mysql] If you need more help, copy and post this
    09:46:54 [mysql] entire log window on the forums

    Reply
  4. Dheeraj Mehta

    After doing the same steps shown above, i still have the same issues, i don’t know what is going on here.

    12:28:33 PM [mysql] Error: MySQL shutdown unexpectedly.
    12:28:33 PM [mysql] This may be due to a blocked port, missing dependencies,
    12:28:33 PM [mysql] improper privileges, a crash, or a shutdown by another method.
    12:28:33 PM [mysql] Press the Logs button to view error logs and check
    12:28:33 PM [mysql] the Windows Event Viewer for more clues
    12:28:33 PM [mysql] If you need more help, copy and post this
    12:28:33 PM [mysql] entire log window on the forums

    Reply
    • Sijin George

      Hi Dheeraj,
      We need to take a look at your server settings. We’ll be happy to talk to you on chat (click on the icon at right-bottom).

      Reply
    • nkubana alphonse

      hellO,
      i need your help

      Reply
      • Maheen Aboobakkar

        Hello Nkubana,

        We’ll be happy to talk to you on chat (click on the icon at right-bottom).

        Reply
  5. goutham

    Same issues dear , i’m getting the same error again will u help me out

    Reply
    • Sijin George

      Hi Goutham,
      Yes, we can help. We need to take a closer look at your MySQL settings. If you still have errors and need help, we’ll be happy to talk to you on chat (click on the icon at right-bottom).

      Reply
  6. Pawan Agrawal

    After doing the same steps shown above, i still have the same issues, i don’t know what is going on here.

    00:54:15 [mysql] Status change detected: stopped
    00:54:15 [mysql] Error: MySQL shutdown unexpectedly.
    00:54:15 [mysql] This may be due to a blocked port, missing dependencies,
    00:54:15 [mysql] improper privileges, a crash, or a shutdown by another method.
    00:54:15 [mysql] Press the Logs button to view error logs and check
    00:54:15 [mysql] the Windows Event Viewer for more clues
    00:54:15 [mysql] If you need more help, copy and post this
    00:54:15 [mysql] entire log window on the forums

    Reply
    • Sijin George

      Hello Pawan,
      To debug the problem, we have to check your server settings. If you still have errors and need help, we’ll be happy to talk to you on chat (click on the icon at right-bottom).

      Reply
  7. rajalakshmi

    14:26:33 [mysql] Error: MySQL shutdown unexpectedly.
    14:26:33 [mysql] This may be due to a blocked port, missing dependencies,
    14:26:33 [mysql] improper privileges, a crash, or a shutdown by another method.
    14:26:34 [mysql] Press the Logs button to view error logs and check
    14:26:34 [mysql] the Windows Event Viewer for more clues
    14:26:34 [mysql] If you need more help, copy and post this
    14:26:34 [mysql] entire log window on the forums

    Reply
    • Arya MA

      Hi there,

      Do you still get MySQL error messages? We need to take a look at your server settings. If you still find problems, we’ll be happy to talk to you on chat (click on the icon at right-bottom).

      Reply
  8. Aditya Lath

    I did not understand the second step, like where to find sql config file?

    Reply
    • Arya MA

      Hi Aditya,

      The Mysql configuration will be normally at “/etc/my.cnf” or “/etc/mysql/my.cnf” for linux servers. If you still find problems, we’ll be happy to talk to you on chat (click on the icon at right-bottom).

      Reply
  9. shahid

    how to fix this error

    Reply
    • Arya MA

      Hi there,

      Do you still get MySQL error messages? We need to take a look at your server settings to find the exact reason for the error. If you still find problems, we’ll be happy to talk to you on chat (click on the icon at right-bottom).

      Reply
  10. Shahnawaz Shaikh

    Error: MySQL shutdown unexpectedly.
    02:03:34 [mysql] This may be due to a blocked port, missing dependencies,
    02:03:34 [mysql] improper privileges, a crash, or a shutdown by another method.
    02:03:34 [mysql] Press the Logs button to view error logs and check
    02:03:34 [mysql] the Windows Event Viewer for more clues
    02:03:34 [mysql] If you need more help, copy and post this
    02:03:34 [mysql] entire log window on the forums

    Reply
    • Maheen Aboobakkar

      We need to check your server settings to debug the issue. If you continue to encounter problems and require assistance, please contact us via chat (click on the icon at right-bottom).

      Reply
  11. Maheen Fatima

    I am still having the same issue can you help?
    Error: MySQL shutdown unexpectedly.
    9:19:50 am [mysql] This may be due to a blocked port, missing dependencies,
    9:19:50 am [mysql] improper privileges, a crash, or a shutdown by another method.
    9:19:50 am [mysql] Press the Logs button to view error logs and check
    9:19:50 am [mysql] the Windows Event Viewer for more clues
    9:19:50 am [mysql] If you need more help, copy and post this
    9:19:50 am [mysql] entire log window on the forums

    Reply
    • Hiba Razak

      Hi Maheen Fatima,
      Please contact our support through live chat(click on the icon at right-bottom).

      Reply

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