bts: Add TC_ipa_crcx_sdcch_not_active (CRCX on SDDCH)

Change-Id: I8286cc5c36f4abff301f54f831adb672a1661a79
diff --git a/library/RSL_Types.ttcn b/library/RSL_Types.ttcn
index 1d68969..3c2db73 100644
--- a/library/RSL_Types.ttcn
+++ b/library/RSL_Types.ttcn
@@ -475,6 +475,10 @@
 		RSL_ERR_SERV_OPT_UNIMPL		('4f'O),
 		/* invalid message */
 		RSL_ERR_RCH_ALR_ACTV_ALLOC	('50'O),
+		RSL_ERR_IPA_RCH_NOT_ACTV_ALLOC	('51'O),
+		RSL_ERR_IPA_CONN_INVALID	('52'O),
+		RSL_ERR_IPA_CONN_IN_USE		('53'O),
+		RSL_ERR_IPA_CONN_ALREADY_EXISTS	('54'O),
 		RSL_ERR_INVALID_MESSAGE		('5f'O),
 		/* protocol error */
 		RSL_ERR_MSG_DISCR		('60'O),