Remove EnableOAuthCache config from identity.xml
<RefreshTokenValidityPeriod>84600</RefreshTokenValidityPeriod>
<!-- Timestamp skew in seconds -->
<TimestampSkew>0</TimestampSkew>
- <!-- Enable OAuth caching -->
- <EnableOAuthCache>false</EnableOAuthCache>
<!-- Enable renewal of refresh token for refresh_token grant -->
<RenewRefreshTokenForRefreshGrant>true</RenewRefreshTokenForRefreshGrant>
<!-- Process the token before storing it in database, e.g. encrypting -->
