Resolved null reference warnings.

Author: ernstc

Visual Studio Solution Secrets/Program.cs

@@ -385,7 +385,22 @@ static async Task PullSecrets(PullSecrectsOptions options)
                             continue;
                         }
 
-                        var secretFiles = JsonSerializer.Deserialize<Dictionary<string, string>>(file.content);
+                        Dictionary<string, string>? secretFiles = null;
+                        try
+                        {
+                            secretFiles = JsonSerializer.Deserialize<Dictionary<string, string>>(file.content);
+                        }
+                        catch
+                        {
+                            Console.Write($"\n    ERR: File content cannot be read: {file.name}");
+                        }
+
+                        if (secretFiles == null)
+                        {
+                            failed = true;
+                            break;
+                        }
+
                         foreach (var secret in secretFiles)
                         {
                             string configFileName = secret.Key;

Visual Studio Solution Secrets/SolutionFile.cs

@@ -77,7 +77,7 @@ public ICollection<ConfigFile> GetProjectsSecretConfigFile()
                                 }
 
                                 var secrects = GetProjectSecretsFilePath(projectFileContent);
-                                if (secrects == null)
+                                if (secrects == null && projectFile.Directory != null)
                                 {
                                     secrects = GetDotNetFrameworkProjectSecretFiles(projectFileContent, projectFile.Directory);
                                 }
@@ -186,7 +186,7 @@ public void SaveConfigFile(ConfigFile configFile)
             string filePath = GetSecretsFilePath(secretsId, userProfileFolder, configFile.FileName);
 
             FileInfo fileInfo = new FileInfo(filePath);
-            if (!fileInfo.Directory.Exists)
+            if (fileInfo.Directory != null && !fileInfo.Directory.Exists)
             {
                 Directory.CreateDirectory(fileInfo.Directory.FullName);
             }