[patch] [default cost center] defaults starting with colon like :Company should not be a part of database default spec
diff --git a/patches/april_2013/p06_default_cost_center.py b/patches/april_2013/p06_default_cost_center.py
new file mode 100644
index 0000000..4f80d95
--- /dev/null
+++ b/patches/april_2013/p06_default_cost_center.py
@@ -0,0 +1,10 @@
+import webnotes
+
+def execute():
+	for dt, fieldname in \
+		(("Journal Voucher Detail", "cost_center"), 
+		("Sales Taxes and Charges", "cost_center_other_charges"), 
+		("Purchase Taxes and Charges", "cost_center"), ("Delivery Note Item", "cost_center"),
+		("Purchase Invoice Item", "cost_center"), ("Sales Invoice Item", "cost_center")):
+			webnotes.conn.sql_ddl("""alter table `tab%s` alter `%s` drop default""" % (dt, fieldname))
+			webnotes.reload_doc(webnotes.conn.get_value("DocType", dt, "module"), "DocType", dt)
diff --git a/patches/patch_list.py b/patches/patch_list.py
index 79e6f59..f6a5996 100644
--- a/patches/patch_list.py
+++ b/patches/patch_list.py
@@ -241,5 +241,6 @@
 	"execute:webnotes.delete_doc('Search Criteria', 'time_log_summary')",
 	"patches.april_2013.p04_update_role_in_pages",
 	"patches.april_2013.p05_fixes_in_reverse_modules",
-	"execute:webnotes.delete_doc('DocType Mapper', 'Delivery Note-Packing Slip')"
+	"execute:webnotes.delete_doc('DocType Mapper', 'Delivery Note-Packing Slip')",
+	"patches.april_2013.p06_default_cost_center",
 ]
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