Hello all, I am new to this community and i have question related to Gateway connections

Hi, I have a report with 3 different data sources Apim(Multiple connections) Databricks SharePoint I am able to refresh the report manually in the desktop pbix file but unable to refresh the report with on prem gateway which we use for Multiple reports but not with the same data sources. when we try to enable the refresh it either through a credentials error or ssas_shortmessage_processingerror. could this be related to all data sources being the cloud sources and the gateway being the onprem one. And even with cloud connections i am unable to refresh the repot in the powerbi service. the gate