Hulu Error Code DRMCDM78

Hulu Error Code DRMCDM78

Multiple elements often work together to generate this issue, making its root cause unclear. When this message appears, the first thing to check is if Hulu’s servers are experiencing technical difficulties.

If a problem on the server side is to blame, you probably aren’t the only one having difficulties. Users can do nothing to prevent server issues from occurring, and the only solution is to wait for Hulu to rectify the issue.

Solution to Hulu Error Code DRMCDM78

Given the wide variety of causes for Hulu Error Code DRMCDM78, of which we are only aware of a handful, it’s essential to work backwards from the most fundamental causes to identify and fix the specific causes. To begin fixing this issue, try doing some routine maintenance on your system.

Hulu Error Code DRMCDM78

You should restart your streaming device. In the case of a computer, log out of your browser, restart the device, and then, if necessary, remove the power cord. To see if the malfunction has been resolved, try turning it back on after one minute has passed.

Change networks and see if that helps. If you have access to a cable, use it to connect to the internet. If not, move to a location where the signal is stronger and continue streaming. It may not be ideal, but at least you won’t have to worry about the Hulu Error Code DRMCDM78 error message any longer.

You should run a virus scan to rule out the possibility that hackers are behind the disruption.

Exit Hulu and reenter using the same credentials. Launch your web browser and navigate to the Hulu logout page. Return to your account and log in again to see if the change was successful.

If you’ve already tried the most obvious fixes and they didn’t work, try the following:

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Method 1. See Whether Hulu is having Any Server issues.

It’s important to rule out the possibility that the error is the result of a server fault Hulu is currently experiencing; if so, you’ll be helpless until the issue is resolved on Hulu’s end.

To see if other people in your area are having the same problem, you can use a downtime checker like IsItDownRightNow, Outage Report, or Down Detector. If Hulu is experiencing server issues, you should wait for an official statement from the company.

Method 2. Upgrade Your Browser.

Errors like this can be avoided by always using the most recent version of your browser when streaming from Hulu.

Read on for instructions on how to upgrade your browser:

  • Chrome users can learn more about the browser by selecting Menu > Help > About Google Chrome. Whether or not your browser is up-to-date can be checked here.
  • To trigger an automated update in Mozilla Firefox, select Menu > Help > About Firefox from the main menu.
  • To check for and instal the latest version of Microsoft Edge (Chromium), go to Menu > Help and feedback > About Microsoft Edge.

Method 3. Try Clearing the Cache in Your Browser.

It’s possible that over time, cached data will become damaged while you watch Hulu on your browser. If this is the case, clearing your browser’s cache will fix the Hulu Error Code DRMCDM78.

An optimizer, such as a PC cleaner or Mac cleaner, is a simple approach to remove your cache. This will clear out any outdated files or caches that could be causing the Hulu problem.

However, here are some steps you may do to manually remove the cache in a variety of browsers:

Chrome, by Google

  • Launch Chrome on your mobile device.
  • In the upper right, select More.
  • Select Optimal Tools > Clear Browsing Data.
  • Choose a specific time period to delete or select All time to remove everything.
  • In the Privacy section, select Cookies and other site data and Cached pictures and files.
  • Select Clear data.


  • Simply start up Firefox and select the hamburger menu from the top.
  • To access the privacy and security settings, go to Options.
  • To delete all cookie and site data, go to Cookies and Site Data and select Clear Data.
  • Don’t select Save Site Data or Cookies.
  • Mark the box labelled Cached Web Content, and then press the Clear button.


  • To access the menu in Microsoft Edge, launch the browser and look for the three vertical dots in the top right corner.
  • Select Preferences.
  • Click Select the kind of data you want to erase from your browser history.
  • Just hit the Clear button.

Method 4. Try Rebooting or Resetting Your Router.

You may be experiencing issues with your internet connection if you continue to see the Hulu Error Code DRMCDM78 after attempting the solutions provided above. As a first resort, you can try resetting your router by unplugging it from its power source for a few moments.

Pressing the reset button firmly should do the trick if that fails. The router may need to be restarted after you push and hold this button for at least 10 seconds.

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All in all, the Hulu Error Code DRMCDM78 can be extremely frustrating if you aren’t familiar with its causes and solutions. We’ve compiled a comprehensive list of troubleshooting steps; simply try each one in turn until you find the one that works for you.