--- a/src/main/java/de/intevation/lada/model/land/Messprogramm.java	Fri Jul 01 17:36:06 2016 +0200
+++ b/src/main/java/de/intevation/lada/model/land/Messprogramm.java	Tue Jul 05 18:24:55 2016 +0200
@@ -16,6 +16,7 @@
 import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.Table;
+import javax.persistence.PrePersist;
 
 
 /**
@@ -26,6 +27,14 @@
 public class Messprogramm implements Serializable {
     private static final long serialVersionUID = 1L;
 
+    // Has to be kept in sync with database schema
+    @PrePersist
+    void setDefaults() {
+        if (baId == null) {
+            baId = 1;
+        }
+    }
+
     @Id
     @GeneratedValue(strategy=GenerationType.IDENTITY)
     @Column(name="id", unique=true, nullable=false)