Yes, and thanks a mill. But I'd hardly have found that (easily) under "The Roaming Troubleshooting Guide" given I'd returned not out there looking to roam... Logical search (for me) was of course "48|Emergency Calls only" since that was the problem. ...
I just got back from France where I'd had to make manual changes to my APN to get Roaming to work. On return I got the dreaded "48|Emergency Calls only" message when my wife's phone (also on 48) worked fine. Switching SIM to another phone got me the ...