diff --git a/resources/views/invoices/edit.blade.php b/resources/views/invoices/edit.blade.php
index 3b1bff9e02..7ff14fbdf2 100644
--- a/resources/views/invoices/edit.blade.php
+++ b/resources/views/invoices/edit.blade.php
@@ -1191,6 +1191,8 @@
 	}
 
 	var origInvoiceNumber = false;
+	var checkedInvoiceBalances = false;
+
 	function getPDFString(cb, force) {
 		@if (! $invoice->id && $account->credit_number_counter > 0)
 			var total = model.invoice().totals.rawTotal();
@@ -1204,13 +1206,30 @@
 			}
 		@endif
 
+		var invoice = createInvoiceModel();
+		var design = getDesignJavascript();
+
+		/*
+		@if ($invoice->exists)
+			if (! checkedInvoiceBalances) {
+				checkedInvoiceBalances = true;
+				var phpBalance = roundSignificant(invoice.balance);
+				var koBalance = roundSignificant(model.invoice().totals.rawTotal());
+				var jsBalance = roundSignificant(calculateAmounts(invoice).total_amount);
+				if (phpBalance == koBalance && koBalance == jsBalance) {
+					// do nothing
+				} else {
+					var invitationKey = invoice.invitations[0].invitation_key;
+					window.onerror(invitationKey + ': Balances do not match | PHP: ' + phpBalance + ', JS: ' + jsBalance + ', KO: ' + koBalance);
+				}
+			}
+		@endif
+		*/
+		
 		@if ( ! $account->live_preview)
 			return;
 		@endif
 
-		var invoice = createInvoiceModel();
-		var design = getDesignJavascript();
-
 		if (! design) {
 			return;
 		}