diff --git a/loan.py b/loan.py
index 666d477..5f06cfa 100644
--- a/loan.py
+++ b/loan.py
@@ -4,6 +4,8 @@ from flask import request, render_template, redirect
 from wtforms.fields.html5 import DateField
 from __main__ import db, app, ma
 from datetime import date
+from sqlalchemy import Sequence
+from sqlalchemy.exc import SQLAlchemyError
 from status import st, Status
 
 ################################################################################
@@ -56,14 +58,21 @@ def loans():
 @app.route("/loan", methods=["GET", "POST"])
 def new_loan():
     form = LoanForm(request.form)
+    page_title='Create new Loan'
     if 'firstnames' not in request.form:
-        return render_template("loan.html", form=form, page_title='Create new Loan' )
+        return render_template("loan.html", form=form, page_title=page_title )
     else:
         loan = Loan( firstnames=request.form["firstnames"], surname=request.form["surname"], date_lent=request.form["date_lent"], contact_details=request.form["contact_details"] )
-        db.session.add(loan)
-        db.session.commit()
-        st.SetMessage( "Created new Loan (id={})".format(loan.id) )
-        return redirect( '/loans' )
+        try:
+            db.session.add(loan)
+            db.session.commit()
+            st.SetMessage( "Created new Loan (id={})".format(loan.id) )
+            return redirect( '/loans' )
+        except SQLAlchemyError as e:
+            st.SetAlert( "danger" )
+            st.SetMessage( "<b>Failed to add Loan:</b>&nbsp;{}".format( e.orig) )
+            return render_template("edit_id_name.html", form=form, page_title=page_title, alert=st.GetAlert(), message=st.GetMessage() )
+
 
 ################################################################################
 # /loan/<id> -> GET/POST(save or delete) -> shows/edits/delets a single loan
@@ -72,21 +81,27 @@ def new_loan():
 def loan(id):
     ### DDP: should this be request.form or request.values?
     form = LoanForm(request.form)
+    page_title='Edit Loan'
     if request.method == 'POST' and form.validate():
         loan = Loan.query.get(id)
-        if 'delete' in request.form:
-            st.SetMessage("Successfully deleted (id={}, who={} {})".format( loan.id, loan.firstnames, loan.surname ) )
-            loan = Loan.query.filter(Loan.id==id).delete()
-        if 'submit' in request.form:
-            st.SetMessage("Successfully Updated Loan (id={})".format(id) )
-            loan.firstnames = request.form['firstnames']
-            loan.surname = request.form['surname']
-            loan.surname = request.form['surname']
-            loan.contact_details = request.form['contact_details']
-            loan.date_lent = request.form['date_lent']
-        db.session.commit()
-        return redirect( '/loans' )
+        try:
+            if 'delete' in request.form:
+                st.SetMessage("Successfully deleted (id={}, who={} {})".format( loan.id, loan.firstnames, loan.surname ) )
+                loan = Loan.query.filter(Loan.id==id).delete()
+            if 'submit' in request.form:
+                st.SetMessage("Successfully Updated Loan (id={})".format(id) )
+                loan.firstnames = request.form['firstnames']
+                loan.surname = request.form['surname']
+                loan.surname = request.form['surname']
+                loan.contact_details = request.form['contact_details']
+                loan.date_lent = request.form['date_lent']
+            db.session.commit()
+            return redirect( '/loans' )
+        except SQLAlchemyError as e:
+            st.SetAlert( "danger" )
+            st.SetMessage( "<b>Failed to modify Loan:</b>&nbsp;{}".format(e.orig) )
+            return render_template("edit_id_name.html", form=form, page_title=page_title, alert=st.GetAlert(), message=st.GetMessage() )
     else:
         loan = Loan.query.get(id)
         form = LoanForm(request.values, obj=loan)
-    return render_template("loan.html", loan=loan, form=form, page_title='Edit Loan' )
+    return render_template("loan.html", loan=loan, form=form, page_title=page_title)