After import, the following failure information appears in the log file with MT4 sample EA.
19:00:05 MACD Sample USDCHF,M1: OrderModify error 130
19:00:10 MACD Sample USDCHF,M1: OrderModify error 130
19:00:10 MACD Sample USDCHF,M1: OrderModify error 130
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Most probable reason is that the properties of the symbol used during FXT export don’t match settings of your broker. You have to export your own symbol properties from MT4 and use them in Data manager using the steps described in Possible problem 1.
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I can't find the Possible problem 1 you wrote here.
Scroll down to to "Possible issue – Custom MT4 settings or missing symbol" where the process of creating a new setting file is described step-by-step