Something in Business Central not behaving? Work down this page. Most things are answered here already — and if they aren't, the last section tells you exactly what to send me so we can skip three rounds of questions. The sixty-second checks These four clear most of what reaches me. Try them before anything else. Hard refresh the page. Hold Ctrl and press F5. A normal refresh reloads the cached copy; this one doesn't. Check which company you are in. The name is at the top of the screen. Posting into the wrong entity is easier than it sounds. Open it in a private window. If it works there, the problem is cache or a browser extension, not Business Central. Try a different browser. If Edge fails and Chrome works, that alone narrows it down enormously. Part 1 — Something on screen isn't working A page won't load, a button does nothing, something has gone missing, or an error stops you posting. Start here if Business Central itself is misbehaving. A...
A customer or vendor payment was posted wrongly in Business Central: wrong amount, wrong bank, posted twice, or it never happened at all. Now you need to undo it without messing up the vendor balance, the bank reconciliation, or a month that Finance has already closed. Quick answer Payment's month still open → Reverse Transaction from General Ledger Entries. BC reverses everything on the original date. (Method 1) Payment's month already closed → post a reversal journal dated in the current month, then apply it to the original payment. (Method 2) Either way: unapply the payment from its invoice first, and clear the two bank entries in your next bank reconciliation. First, do you really need to reverse? Reversing is for a payment that is wrong as a whole. Smaller mistakes have a cleaner fix: What's wrong Best fix Only the dimension (e.g. wrong department) Correct Dimensions on General Ledger Entries. Nothing is reversed. Wrong vendor or customer...