[2026-09-11 00:04:35] live.ERROR: Comstore eTIMS sale sync failed {"transaction_id":1,"message":"Set the eTIMS tax type (A/B/C/D/E) for product \"Demo Stock Item\". A zero-rate POS tax cannot safely distinguish Exempt, Zero-rated and Non-VAT."} 
[2026-09-11 00:07:16] live.ERROR: Comstore eTIMS sale sync failed {"transaction_id":2,"message":"Set the eTIMS tax type (A/B/C/D/E) for product \"Demo Stock Item\". A zero-rate POS tax cannot safely distinguish Exempt, Zero-rated and Non-VAT."} 
[2026-09-11 00:20:54] live.ERROR: Comstore eTIMS sale sync failed {"transaction_id":3,"message":"Signature generation failed: NO FIND PLU DATA (Code 337) after 1 attempts"} 
[2026-09-11 00:25:05] live.ERROR: Comstore eTIMS sale sync failed {"transaction_id":4,"message":"Signature generation failed: NO FIND PLU DATA (Code 337) after 1 attempts"} 
[2026-09-11 01:16:56] live.ERROR: Comstore eTIMS sale sync failed {"transaction_id":5,"message":"error code: 1033"} 
[2026-09-11 01:27:56] live.ERROR: Comstore eTIMS sale sync failed {"transaction_id":6,"message":"Comstore gateway/tunnel unavailable (Cloudflare error 1033). Check that the Comstore PC, cloudflared tunnel and public API hostname are online."}