[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fGkb33Vxuf-RES9XRB67tSb8yJTngfgy4kDr9Zl07Gp0":3},{"id":4,"documentId":5,"title":6,"slug":7,"summary":8,"body":9,"order":129,"featured":130,"seoTitle":131,"seoDescription":131,"searchText":132,"createdAt":133,"updatedAt":134,"publishedAt":135,"locale":136,"category":137,"localizations":142,"related":150},5704,"odybuhl6aqayg4y8wfzc0gg3","Duplicate invoices, rounding differences and calculation errors","duplicate-invoices-and-rounding-differences","Spot duplicate invoice numbers, invoices whose total does not match the lines and invoices with a calculation error by the supplier.",[10,17,27,58,62,70,88,103,107,114,125],{"type":11,"level":12,"children":13},"heading",2,[14],{"text":15,"type":16},"Duplicate invoices","text",{"type":18,"children":19},"paragraph",[20,22,25],{"text":21,"type":16},"If an invoice with the same number already exists for the same relation, the invoice shows the message ",{"bold":23,"text":24,"type":16},true,"Duplicate invoice number",{"text":26,"type":16},". Check whether it really is the same invoice before you approve it.",{"type":28,"format":29,"children":30},"list","ordered",[31,44,54],{"type":32,"children":33},"list-item",[34,36,38,40,42],{"text":35,"type":16},"Go to ",{"bold":23,"text":37,"type":16},"Invoices",{"text":39,"type":16}," and click ",{"bold":23,"text":41,"type":16},"Filters",{"text":43,"type":16},".",{"type":32,"children":45},[46,48,50,51,53],{"text":47,"type":16},"Turn on ",{"bold":23,"text":49,"type":16},"Only duplicates",{"text":39,"type":16},{"bold":23,"text":52,"type":16},"Apply",{"text":43,"type":16},{"type":32,"children":55},[56],{"text":57,"type":16},"Open the invoices and decide for each one whether to delete or approve it.",{"type":11,"level":12,"children":59},[60],{"text":61,"type":16},"Rounding differences",{"type":18,"children":63},[64,66,68],{"text":65,"type":16},"If the invoice total does not match the sum of the lines, the invoice shows the message ",{"bold":23,"text":67,"type":16},"Rounding difference",{"text":69,"type":16}," with the amount. In the overview this also shows as a badge on the invoice.",{"type":28,"format":29,"children":71},[72,79],{"type":32,"children":73},[74,75,76,77,78],{"text":35,"type":16},{"bold":23,"text":37,"type":16},{"text":39,"type":16},{"bold":23,"text":41,"type":16},{"text":43,"type":16},{"type":32,"children":80},[81,83,84,86,87],{"text":82,"type":16},"Under ",{"bold":23,"text":67,"type":16},{"text":85,"type":16},", enter a minimum difference, for example 0.05, and click ",{"bold":23,"text":52,"type":16},{"text":43,"type":16},{"type":18,"children":89},[90,92,94,96,98,100,102],{"text":91,"type":16},"If an invoice was ",{"bold":23,"text":93,"type":16},"Not auto-approved",{"text":95,"type":16}," because of this, the rounding difference was larger than the maximum set for the company. You set that maximum on the company's ",{"bold":23,"text":97,"type":16},"Delivery",{"text":99,"type":16}," tab, under ",{"bold":23,"text":101,"type":16},"Max rounding difference for auto-approval",{"text":43,"type":16},{"type":11,"level":12,"children":104},[105],{"text":106,"type":16},"Calculation error on the invoice",{"type":18,"children":108},[109,111,112],{"text":110,"type":16},"If the VAT or the total on the invoice itself does not add up, for example because the supplier states 21% VAT but charges a different VAT amount, Invoyz takes over the amounts as they are on the invoice. The invoice then shows the message ",{"bold":23,"text":106,"type":16},{"text":113,"type":16}," with what does not add up and what the amount should have been.",{"type":18,"children":115},[116,118,120,122,123],{"text":117,"type":16},"In the overview this shows as a ",{"bold":23,"text":119,"type":16},"Calculation error",{"text":121,"type":16}," badge on the invoice. On the dashboard these invoices are counted in the ",{"bold":23,"text":119,"type":16},{"text":124,"type":16}," column under Errors; click the number to open them.",{"type":18,"children":126},[127],{"text":128,"type":16},"An invoice with a calculation error is never approved automatically. Check the invoice: you can approve it as delivered, or ask the supplier for a corrected invoice.",6,false,null,"Duplicate invoices, rounding differences and calculation errors Spot duplicate invoice numbers, invoices whose total does not match the lines and invoices with a calculation error by the supplier. Duplicate invoices If an invoice with the same number already exists for the same relation, the invoice shows the message Duplicate invoice number . Check whether it really is the same invoice before you approve it. Go to Invoices and click Filters . Turn on Only duplicates and click Apply . Open the invoices and decide for each one whether to delete or approve it. Rounding differences If the invoice total does not match the sum of the lines, the invoice shows the message Rounding difference with the amount. In the overview this also shows as a badge on the invoice. Go to Invoices and click Filters . Under Rounding difference , enter a minimum difference, for example 0.05, and click Apply . If an invoice was Not auto-approved because of this, the rounding difference was larger than the maximum set for the company. You set that maximum on the company's Delivery tab, under Max rounding difference for auto-approval . Calculation error on the invoice If the VAT or the total on the invoice itself does not add up, for example because the supplier states 21% VAT but charges a different VAT amount, Invoyz takes over the amounts as they are on the invoice. The invoice then shows the message Calculation error on the invoice with what does not add up and what the amount should have been. In the overview this shows as a Calculation error badge on the invoice. On the dashboard these invoices are counted in the Calculation error column under Errors; click the number to open them. An invoice with a calculation error is never approved automatically. Check the invoice: you can approve it as delivered, or ask the supplier for a corrected invoice.","2026-09-27T14:54:21.152Z","2026-11-12T09:28:20.851Z","2026-11-12T09:28:20.877Z","en",{"id":138,"documentId":139,"name":140,"slug":141},1066,"wodzvxad6yzk88a5ccmzrjm1","Invoices and documents","invoices",[143],{"id":144,"documentId":5,"slug":145,"locale":146,"category":147},5703,"dubbele-facturen-en-afrondingsverschillen","nl",{"id":148,"documentId":139,"slug":149},1065,"facturen",[151,157,162,168,174],{"order":152,"title":153,"id":154,"documentId":155,"slug":156},1,"Upload invoices",5618,"orwjf2wkq3nyeyh4fly3840n","upload-invoices",{"order":12,"title":158,"id":159,"documentId":160,"slug":161},"Send invoices by email",5648,"pxmkg61ks9y2pxm4eu7agyza","send-invoices-by-email",{"order":163,"title":164,"id":165,"documentId":166,"slug":167},3,"Connect a document source",5664,"op9sztfn4z5tkopsd398vs8r","connect-a-document-source",{"order":169,"title":170,"id":171,"documentId":172,"slug":173},4,"Check and book an invoice",5678,"hsu0133pyplkdi4c5fj0ot9i","check-and-book-an-invoice",{"order":175,"title":176,"id":177,"documentId":178,"slug":179},5,"Invoice statuses",5696,"ko6k436bxd5usx0aonlvmwww","invoice-statuses"]