Unable to open URL for downloadable product in 2.2.6

[supportnubix]

Preconditions (*)

1. Magento V2.2.6 Clean Install.
2. PHP 7.0.28
3. No special caching is present.

Steps to reproduce (*)

1. Create downloadable product.
2. Add a link to this product, for example https://google.com
3. Save product.
4. Order product in front-end.
5. After order status complete navigate to your downloadable products in front-end.
6. Click the button to open the URL set in step 2 to download your product.

Expected result (*)

1. A new page of https://google.com is opened and shown in browser.

Actual result (*)

1. Page is not opened correctly and error by Magento is thrown:
   Something went wrong while getting the requested content.

If you could give me an instance of Magento 2.2.6, I could set it up and let you check the issue.

[magento-engcom-team]

Hi @supportnubix. Thank you for your report.
To help us process this issue please make sure that you provided the following information:

• Summary of the issue
• Information on your environment
• Steps to reproduce
• Expected and actual results

Please make sure that the issue is reproducible on the vanilla Magento instance following Steps to reproduce. To deploy vanilla Magento instance on our environment, please, add a comment to the issue:

@magento-engcom-team give me $VERSION instance

where $VERSION is version tags (starting from 2.2.0+) or develop branches (for example: 2.3-develop).
For more details, please, review the Magento Contributor Assistant documentation.

@supportnubix do you confirm that you was able to reproduce the issue on vanilla Magento instance following steps to reproduce?

• yes
• no

[magento-engcom-team]

Hi @engcom-backlog-nazar. Thank you for working on this issue.
In order to make sure that issue has enough information and ready for development, please read and check the following instruction: 👇

• 1. Verify that issue has all the required information. (Preconditions, Steps to reproduce, Expected result, Actual result).

  Details

  If the issue has a valid description, the label Issue: Format is valid will be added to the issue automatically. Please, edit issue description if needed, until label Issue: Format is valid appears.

• 2. Verify that issue has a meaningful description and provides enough information to reproduce the issue. If the report is valid, add Issue: Clear Description label to the issue by yourself.

• 3. Add Component: XXXXX label(s) to the ticket, indicating the components it may be related to.

• 4. Verify that the issue is reproducible on 2.3-develop branch

  Details

  - Add the comment @magento-engcom-team give me 2.3-develop instance to deploy test instance on Magento infrastructure.
  - If the issue is reproducible on 2.3-develop branch, please, add the label Reproduced on 2.3.x.
  - If the issue is not reproducible, add your comment that issue is not reproducible and close the issue and stop verification process here!

• 5. Verify that the issue is reproducible on 2.2-develop branch.

  Details

  - Add the comment @magento-engcom-team give me 2.2-develop instance to deploy test instance on Magento infrastructure.
  - If the issue is reproducible on 2.2-develop branch, please add the label Reproduced on 2.2.x

• 6. Add label Issue: Confirmed once verification is complete.

• 7. Make sure that automatic system confirms that report has been added to the backlog.

[supportnubix]

The issue was reproducable on a clean 2.2.6 install.

@magento-engcom-team give me 2.2.6 instance

[magento-engcom-team]

Hi @supportnubix. Thank you for your request. I'm working on Magento 2.2.6 instance for you

[magento-engcom-team]

Hi @supportnubix, here is your Magento instance.
Admin access: http://ec2-34-228-235-121.compute-1.amazonaws.com/i-18944-2-2-6//admin
Login: admin Password: 123123q
Instance will be terminated in up to 3 hours.

[magento-engcom-team]

@engcom-backlog-nazar Thank you for verifying the issue. Based on the provided information internal tickets MAGETWO-96005, MAGETWO-96006 were created