--- a/misc/migration/3.3.5_Any.py	Wed Mar 27 14:53:40 2013 +0100
+++ b/misc/migration/3.3.5_Any.py	Wed Mar 27 15:38:05 2013 +0100
@@ -1,8 +1,1 @@
-# some entities have been added before schema entities, fix the 'is' and
-# 'is_instance_of' relations
-for rtype in ('is', 'is_instance_of'):
-    sql('INSERT INTO %s_relation '
-        'SELECT X.eid, ET.cw_eid FROM entities as X, cw_CWEType as ET '
-        'WHERE X.type=ET.cw_name AND NOT EXISTS('
-        '      SELECT 1 from is_relation '
-        '      WHERE eid_from=X.eid AND eid_to=ET.cw_eid)' % rtype)
+raise NotImplementedError("Cannot migrate such an old version. Use intermediate Cubiweb version (try 3.16.x)")

--- a/misc/migration/3.4.0_Any.py	Wed Mar 27 14:53:40 2013 +0100
+++ b/misc/migration/3.4.0_Any.py	Wed Mar 27 15:38:05 2013 +0100
@@ -1,2 +1,1 @@
-drop_attribute('CWEType', 'meta')
-drop_attribute('CWRType', 'meta')
+raise NotImplementedError("Cannot migrate such an old version. Use intermediate Cubiweb version (try 3.16.x)")

--- a/misc/migration/3.4.0_common.py	Wed Mar 27 14:53:40 2013 +0100
+++ b/misc/migration/3.4.0_common.py	Wed Mar 27 15:38:05 2013 +0100
@@ -1,6 +1,1 @@
-from os.path import join
-from cubicweb.toolsutils import create_dir
-
-option_renamed('pyro-application-id', 'pyro-instance-id')
-
-create_dir(join(config.appdatahome, 'backup'))
+raise NotImplementedError("Cannot migrate such an old version. Use intermediate Cubiweb version (try 3.16.x)")

--- a/misc/migration/3.4.3_Any.py	Wed Mar 27 14:53:40 2013 +0100
+++ b/misc/migration/3.4.3_Any.py	Wed Mar 27 15:38:05 2013 +0100
@@ -1,2 +1,1 @@
-# sync and restart to make sure cwuri does not appear in forms
-sync_schema_props_perms()
+raise NotImplementedError("Cannot migrate such an old version. Use intermediate Cubiweb version (try 3.16.x)")

--- a/misc/migration/3.5.0_Any.py	Wed Mar 27 14:53:40 2013 +0100
+++ b/misc/migration/3.5.0_Any.py	Wed Mar 27 15:38:05 2013 +0100
@@ -1,10 +1,1 @@
-add_relation_type('prefered_form')
-
-rql('SET X prefered_form Y WHERE Y canonical TRUE, X identical_to Y')
-commit()
-
-drop_attribute('EmailAddress', 'canonical')
-drop_relation_definition('EmailAddress', 'identical_to', 'EmailAddress')
-
-if 'see_also' in schema:
-    sync_schema_props_perms('see_also', syncprops=False, syncrdefs=False)
+raise NotImplementedError("Cannot migrate such an old version. Use intermediate Cubiweb version (try 3.16.x)")

--- a/misc/migration/3.5.10_Any.py	Wed Mar 27 14:53:40 2013 +0100
+++ b/misc/migration/3.5.10_Any.py	Wed Mar 27 15:38:05 2013 +0100
@@ -1,5 +1,1 @@
-sync_schema_props_perms('state_of')
-sync_schema_props_perms('transition_of')
-for etype in ('State', 'BaseTransition', 'Transition', 'WorkflowTransition'):
-    sync_schema_props_perms((etype, 'name', 'String'))
-
+raise NotImplementedError("Cannot migrate such an old version. Use intermediate Cubiweb version (try 3.16.x)")

--- a/misc/migration/3.5.3_Any.py	Wed Mar 27 14:53:40 2013 +0100
+++ b/misc/migration/3.5.3_Any.py	Wed Mar 27 15:38:05 2013 +0100
@@ -1,7 +1,1 @@
-# type attribute might already be there if migrating from
-# version < 3.5 to version >= 3.5.3, BaseTransition being added
-# in bootstrap_migration
-if versions_map['cubicweb'][0] >= (3, 5, 0):
-    add_attribute('BaseTransition', 'type')
-    sync_schema_props_perms('state_of')
-    sync_schema_props_perms('transition_of')
+raise NotImplementedError("Cannot migrate such an old version. Use intermediate Cubiweb version (try 3.16.x)")

--- a/misc/migration/3.6.1_Any.py	Wed Mar 27 14:53:40 2013 +0100
+++ b/misc/migration/3.6.1_Any.py	Wed Mar 27 15:38:05 2013 +0100
@@ -1,2 +1,1 @@
-sync_schema_props_perms(syncprops=False)
-sync_schema_props_perms('destination_state', syncperms=False)
+raise NotImplementedError("Cannot migrate such an old version. Use intermediate Cubiweb version (try 3.16.x)")