Update NewCommand.cs

framework/src/Volo.Abp.Cli.Core/Volo/Abp/Cli/Commands/NewCommand.cs

@@ -73,9 +73,7 @@ namespace Volo.Abp.Cli.Commands
                 Logger.LogInformation("UI Framework: " + uiFramework);
             }
 
-            var connectionString = commandLineArgs
+            var connectionString = GetConnectionString(commandLineArgs);
-                .Options
-                .GetOrNull(Options.ConnectionString.Short, Options.ConnectionString.Long);
             if (connectionString != null)
             {
                 Logger.LogInformation("Connection string: " + connectionString);
@@ -177,6 +175,12 @@ namespace Volo.Abp.Cli.Commands
             Logger.LogInformation($"'{projectName}' has been successfully created to '{outputFolder}'");
         }
 
+        private static string GetConnectionString(CommandLineArgs commandLineArgs)
+        {
+            var connectionString = commandLineArgs.Options.GetOrNull(Options.ConnectionString.Short, Options.ConnectionString.Long);
+            return string.IsNullOrWhiteSpace(connectionString) ? null : connectionString;
+        }
+
         public string GetUsageInfo()
         {
             var sb = new StringBuilder();