[STRATOS-453] Stop throwing an exception when failed to attach volume to an instance

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 4.0.0 Alpha
• Fix Version/s: 4.0.0 Alpha
• Component/s: Cloud Controller
• Assignee: Melan Jayasinghage
• Reporter: Melan Jayasinghage
• Created: 17/Feb/14 12:32
• Updated: 17/Feb/14 13:50
• Resolved: 17/Feb/14 13:50