The error message "TypeError: Failed to fetch is displayed" in the pop-up window after clicking on the "Calculated Values" to the Atom with added Isotope value

[ZhannaNovikova]

Steps to Reproduce

1. Launch Ketcher
2. Create structure
3. Double-click any Atom with the Selection Tool
4. Enter any value to the "Isotope" field in the Atom Properties
5. Click on the "OK" button
6. Click on the "Calculated Values" icon on the top menu

Expected behavior Calculate Values is performed successfully with no errors

Actual behavior

• After clicking on the "Calculated Values" icon, the ERROR MESSAGE TypeError: Failed to fetch is displayed in the pop-up window.
• There are errors displayed in the Browser Console:

Access to fetch at 'http://52.32.91.31/v2/indigo/calculate' from origin 'http://localhost:4001' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource. If an opaque response serves your needs, set the request's mode to 'no-cors' to fetch the resource with CORS disabled.

POST http://52.32.91.31/v2/indigo/calculate net::ERR_FAILED 502

Note: The issue is reproducible in the Remote mode

Screenshots

OS: [Microsoft Windows] Browsers: Google Chrome: Version 100.0.4896.75/FireFox: Version 99.0 (64-bit Ketcher v2.4.2-158-g2312c8e8

[ZhannaNovikova]

Related issue in the Indigo: https://github.com/epam/Indigo/issues/704