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Saksham Srivastava commented on CLOUDSTACK-6194: ------------------------------------------------ It is a regression caused due to https://git-wip-us.apache.org/repos/asf?p=cloudstack.git;a=commitdiff;h=1f9ad23ba0920700b93cec0ce5f0226ae3c81952;hp=ec191455f4d607e64ca7dfa74cf705ec0f36a083 In case the vlan is passed null to the api, we change it to "untagged" So in the API in ConfigurationManagerImpl.java if (vlans != null && vlans.size() > 0) { VlanVO vlan = vlans.get(0); if (vlanId == null) { vlanId = vlan.getVlanTag(); } else if (!NetUtils.isSameIsolationId(vlan.getVlanTag(), vlanId)) { throw new InvalidParameterValueException("there is already one vlan " + vlan.getVlanTag() The exception is thrown because the vlanId is not null but is "vlan://untagged" > Failed to increase Shared network IP Range > ------------------------------------------ > > Key: CLOUDSTACK-6194 > URL: https://issues.apache.org/jira/browse/CLOUDSTACK-6194 > Project: CloudStack > Issue Type: Bug > Security Level: Public(Anyone can view this level - this is the > default.) > Components: API, Management Server > Affects Versions: 4.3.0 > Environment: Xenserver, CloudStack 4.3-forward > Reporter: Saksham Srivastava > Assignee: Saksham Srivastava > Fix For: 4.3.0 > > > Steps from UI: > 1. Newly installed setup with Adv zone configuration > 2. Created shared network > 3. Tried to Add IP range to the same shared network. > Observation: > It failed saying "there is already one vlan 110 on network :212, only one > vlan is allowed on guest network" . -- This message was sent by Atlassian JIRA (v6.2#6252)