@Wolfgang Schneider Are you using a file with complete empty prompts? I have added empty prompts along with prompts with data and the file is processed successfully. I think you need to add some prompts along with empty data to ensure your file is processed successfully. Here is the sample data I used.
{"prompt":"When I go to the store, I want an ->\n\n###\n\n","completion":" apple\n."}
{"prompt":"When I go to work, I want a ->\n\n###\n\n","completion":" coffee\n."}
{"prompt":"When I go home, I want a ->\n\n###\n\n","completion":" soda\n."}
{"prompt":"Company: BHFF insurance\nProduct: allround insurance\nAd:One stop shop for all your insurance needs!\nSupported:\n\n###\n\n","completion":" yes."}
{"prompt":"Company: Loft conversion specialists\nProduct: -\nAd:Straight teeth in weeks!\nSupported:\n\n###\n\n","completion":" no."}
{"prompt":"","completion":" Ya Sure"}
{"prompt":"","completion":" Let me test this!!"}
File processed successfully:
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