The same strategy with more than one chart retested on MT4 + TDS take only 10-20 minutes max depending on the complexity of the stratregy.
To reproduce the issue just generate 1 strategy with H1+H4 for example and retest on 2003-2023 on MT5 using same data dukas exported to MT5, every tick based on real ticks.
Attachment compare MTs and SQx.png added
Subject changed from 137_RC1 MT5 EAs generated are stuck on backtesting to 137_RC1 MT5 EAs generated are stuck on backtesting and not trade same as SQx
Status changed from New to Waiting for information
Status changed from Waiting for information to Refused