As a Salesforce user, you will need to review and update app authentication settings, in particular your token refresh policy.
To learn more about how to configure a Connected App in Salesforce, please visit:
Manage OAuth Access Policies for a Connected App
Should you have any issues with managing your Salesforce Authentication policy, please contact Salesforce support or your Salesforce admin
Guide to managing Salesforce app authentication settings:
Step 1
In your Salesforce account, go to :
Setup > Platform Tools > Apps > Connected Apps > Connected Apps OAuth Usage
Step 2
Locate the Ecanvasser App and click Install
Step 3
Continue on with the app installation process:
Step 4
Next, navigate to:
Setup > Platform Tools > Apps > Connected Apps > Manage Connected Apps then click EDIT
Step 5
Review your refresh token policy settings.
We highly recommend that you select "Refresh token is valid until revoked" as this options allow your Salesforce/Ecanvasser integration to remain in active without the need to re-authorise the integration on a regular basis.
If you are experiencing issues in relation to Ecanvasser please contact support@ecanvasser.com