Struggling to enable ESS on multiplus 48/8000 in the UK

[psychiatrist]

Having viewed this thread:

Error mk2vsc-46 during upload in VRM Portal after using VEConfigure3

Hello everybody, I have an issue updating the config of my MultiPlus-II. I would like to add ESS feature to the MultiPlus-II. But I get already some basic errors doing just download and upload. My system is new and is very basic. 1 x MultiPlus-II 48/5000/70-48 with firmware 552 1 x Gateway Cerbo GX MK2 wih firmware v3.52 2 x Pylontech battery BMS VRM instance 512 1 x EM24 grid energy meter firmware 1.8.3 Used Remote VEConfigure to download the MultiPlus-II 48/5000/70-50 (com.victronener…

My problem is solved - don’t rename the file downloaded from the Multiplus!