From f89e2855d26dcf02790ede7a64aba670b61dd454 Mon Sep 17 00:00:00 2001
From: dankito <git@dankito.net>
Date: Thu, 14 May 2020 01:45:52 +0200
Subject: [PATCH] Fixed that even though by SEPA standard it's allowed to leave
 usage empty, some banks only accept non-empty usages

---
 .../segmente/implementierte/sepa/SepaBankTransferBase.kt        | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fints4k/src/main/kotlin/net/dankito/fints/messages/segmente/implementierte/sepa/SepaBankTransferBase.kt b/fints4k/src/main/kotlin/net/dankito/fints/messages/segmente/implementierte/sepa/SepaBankTransferBase.kt
index 8c400d5f..4b4e4acf 100644
--- a/fints4k/src/main/kotlin/net/dankito/fints/messages/segmente/implementierte/sepa/SepaBankTransferBase.kt
+++ b/fints4k/src/main/kotlin/net/dankito/fints/messages/segmente/implementierte/sepa/SepaBankTransferBase.kt
@@ -33,7 +33,7 @@ open class SepaBankTransferBase(
         "CreditorIban" to data.creditorIban.replace(" ", ""),
         "CreditorBic" to data.creditorBic.replace(" ", ""),
         "Amount" to data.amount.toString(), // TODO: check if ',' or '.' should be used as decimal separator
-        "Usage" to messageCreator.convertToAllowedCharacters(data.usage),
+        "Usage" to if (data.usage.isEmpty()) " " else messageCreator.convertToAllowedCharacters(data.usage),
         "RequestedExecutionDate" to RequestedExecutionDateValueForNotScheduledTransfers
     ),
     messageCreator