Hi,
I'm using Firefox version 61.0.2 (64bit) to work with Trello. I can only see part of the top menu toolbar. Hopefully someone can provide me with a solution so that I can conveniently work with Trello.


Complete text of JavaScript errors:
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:18612
Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at https://atlassian.evergage.com/twreceiver?_r=863829. (Reason: CORS request did not succeed).
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:18612
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:17164
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist. background.js:18612
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist. background.js:17164
[Show/hide message details.] Promise rejected after context unloaded: Promised response from onMessage listener went out of scope
element-hiding.js:28
Error: Promised response from onMessage listener went out of scope
background.js:17190:1
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:18612
Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at https://atlassian.evergage.com/pr?_r=412063. (Reason: CORS request did not succeed).
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:18612
Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at https://atlassian.evergage.com/pr?_r=657744. (Reason: CORS request did not succeed).
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:18612
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:17164
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist. background.js:18612
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist. background.js:17164
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist. background.js:18612
Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at https://atlassian.evergage.com/pr?_r=966553. (Reason: CORS request did not succeed).
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:18612
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:17164
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:18612
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist. background.js:17164
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist. background.js:18612
Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at https://atlassian.evergage.com/pr?_r=985207. (Reason: CORS request did not succeed).
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:18612
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:17164
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:18612
Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at https://atlassian.evergage.com/pr?_r=098544. (Reason: CORS request did not succeed).
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:18612
Error: WebExtension context not found! ExtensionParent.jsm:1009:13
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:18612
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist. background.js:17361
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist. background.js:18612
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist. background.js:17361
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:18612
Error: WebExtension context not found! ExtensionParent.jsm:1009:13
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:18612
Content Security Policy: Ignoring “'unsafe-inline'” within script-src: ‘strict-dynamic’ specified
Content Security Policy: Ignoring “https:” within script-src: ‘strict-dynamic’ specified
Content Security Policy: Ignoring “http:” within script-src: ‘strict-dynamic’ specified
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:18612
Loading failed for the <script> with source “https://js-agent.newrelic.com/nr-spa-1044.min.js”. trello.com:1
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist. background.js:18612
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist. background.js:17361
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:18612
Error: Promised response from onMessage listener went out of scope
background.js:17190:1
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:18612
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist. background.js:17164
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:18612
[Show/hide message details.] NS_ERROR_FAILURE: lia-scripts-body-min.js:2147
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:18612
Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at https://atlassian.evergage.com/pr?_r=085679. (Reason: CORS request did not succeed).
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:18612
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:17164
[31]</<
moz-extension://49b4100b-da6c-434e-ac01-da45eb9ebdab/public/js/background.js:17164:12
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:18612
[Show/hide message details.] Unchecked lastError value: Error: Could not establish connection. Receiving end does not exist.
background.js:17164