fix error and update version

Author: maddieclayton

src/ResourceManager/KeyVault/AzureRM.KeyVault.psd1

@@ -12,7 +12,7 @@
 # RootModule = ''
 
 # Version number of this module.
-ModuleVersion = '4.3.0'
+ModuleVersion = '4.4.0'
 
 # Supported PSEditions
 # CompatiblePSEditions = @()

src/ResourceManager/KeyVault/ChangeLog.md

@@ -19,7 +19,7 @@
 -->
 ## Current Release
 
-## Version 4.3.0
+## Version 4.4.0-preview
 * Updated cmdlets to include piping scenarios
 * Added new cmdlets around NewtorkRules: Add/Remove/Update-AzureKeyVaultNetworkRule
 * Added new cmdlets: Backup/Restore-AzureKeyVaultManagedStorageAccount, Backup/Restore-AzureKeyVaultCertificate, Undo-AzureKeyVaultManagedStorageSasDefinitionRemoval, and Undo-AzureKeyVaultManagedStorageAccountRemoval

src/ResourceManager/KeyVault/Commands.KeyVault/Models/PSKeyVaultCertificate.cs

@@ -74,7 +74,7 @@ internal PSKeyVaultCertificate(CertificateBundle certificateBundle, VaultUriHelp
 
             if ( certificateBundle.Tags != null )
             {
-                Tags = (Hashtable) certificateBundle.Tags;
+                Tags = (certificateBundle.Tags == null) ? null : certificateBundle.Tags.ConvertToHashtable();
             }
         }
 
@@ -127,7 +127,7 @@ internal PSKeyVaultCertificate(CertificateBundle certificateBundle)
 
             if (certificateBundle.Tags != null)
             {
-                Tags = (Hashtable)certificateBundle.Tags;
+                Tags = (certificateBundle.Tags == null) ? null : certificateBundle.Tags.ConvertToHashtable();
             }
         }
 

src/ResourceManager/KeyVault/Commands.KeyVault/Properties/AssemblyInfo.cs

@@ -29,8 +29,8 @@
 [assembly: CLSCompliant(false)]
 
 [assembly: Guid("2994548F-69B9-4DC2-8D19-52CC0C0C85BC")]
-[assembly: AssemblyVersion("4.3.0")]
-[assembly: AssemblyFileVersion("4.3.0")]
+[assembly: AssemblyVersion("4.4.0")]
+[assembly: AssemblyFileVersion("4.4.0")]
 #if SIGN
 [assembly: InternalsVisibleTo("Microsoft.Azure.Commands.KeyVault.Test, PublicKey=0024000004800000940000000602000000240000525341310004000001000100b5fc90e7027f67871e773a8fde8938c81dd402ba65b9201d60593e96c492651e889cc13f1415ebb53fac1131ae0bd333c5ee6021672d9718ea31a8aebd0da0072f25d87dba6fc90ffd598ed4da35e44c398c454307e8e33b8426143daec9f596836f97c8f74750e5975c64e2189f45def46b2a2b1247adc3652bf5c308055da9")]
 #else