diff --git a/src/Tulsi/HeadlessModeError.swift b/src/Tulsi/HeadlessModeError.swift
index 434ef20..d74160f 100644
--- a/src/Tulsi/HeadlessModeError.swift
+++ b/src/Tulsi/HeadlessModeError.swift
@@ -26,7 +26,7 @@
   /// The given configuration file requires that an explicit output path be given.
   case explicitOutputOptionRequired
   /// XCode project generation failed for the given reason.
-  case generationFailed(String)
+  case generationFailed
   /// The path to the Bazel binary given on the commandline is invalid.
   case invalidBazelPath
   /// A workspace root override was given but references an invalid param.
diff --git a/src/Tulsi/HeadlessXcodeProjectGenerator.swift b/src/Tulsi/HeadlessXcodeProjectGenerator.swift
index 2bc1dca..d94aeb4 100644
--- a/src/Tulsi/HeadlessXcodeProjectGenerator.swift
+++ b/src/Tulsi/HeadlessXcodeProjectGenerator.swift
@@ -114,8 +114,8 @@
           print("Opening generated project in Xcode")
           NSWorkspace.shared().open(url)
         }
-      case .failure(let errorInfo):
-        throw HeadlessModeError.generationFailed(errorInfo)
+      case .failure:
+        throw HeadlessModeError.generationFailed
     }
   }
 
diff --git a/src/Tulsi/TulsiGeneratorConfigDocument.swift b/src/Tulsi/TulsiGeneratorConfigDocument.swift
index f10d2bb..05f61ab 100644
--- a/src/Tulsi/TulsiGeneratorConfigDocument.swift
+++ b/src/Tulsi/TulsiGeneratorConfigDocument.swift
@@ -36,8 +36,8 @@
   enum GenerationResult {
     /// Generation succeeded. The associated URL points at the generated Xcode project.
     case success(URL)
-    /// Generation failed. The associated String provides error info.
-    case failure(String)
+    /// Generation failed.
+    case failure
   }
 
   /// The type for Tulsi generator config documents.
@@ -271,7 +271,7 @@
     LogMessage.postSyslog("Generate[FAIL]: \(timeTaken)",
                           details: errorInfo,
                           context: config.projectName)
-    return .failure(errorInfo)
+    return .failure
   }
 
   deinit {
@@ -573,10 +573,10 @@
     switch result {
       case .success(let url):
         return url
-      case .failure(let errorInfo):
+      case .failure:
         let msg = NSLocalizedString("Error_GeneralProjectGenerationFailure",
                                     comment: "A general, critical failure during project generation.")
-        LogMessage.postError(msg, details: errorInfo)
+        LogMessage.postError(msg)
         return nil
     }
   }
diff --git a/src/Tulsi/main.swift b/src/Tulsi/main.swift
index 79e6ee7..c9eaee9 100644
--- a/src/Tulsi/main.swift
+++ b/src/Tulsi/main.swift
@@ -58,8 +58,8 @@
     } catch HeadlessModeError.invalidBazelPath {
       print("The path to the bazel binary is invalid")
       exit(14)
-    } catch HeadlessModeError.generationFailed(let reason) {
-      print("Generation failed: \(reason)")
+    } catch HeadlessModeError.generationFailed() {
+      print("Xcode project generation failed")
       exit(15)
     } catch HeadlessModeError.invalidWorkspaceRootOverride {
       print("The parameter given as the workspace root path is not a valid directory")
diff --git a/src/TulsiGenerator/BazelWorkspaceInfoExtractor.swift b/src/TulsiGenerator/BazelWorkspaceInfoExtractor.swift
index 9b72f21..d35a762 100644
--- a/src/TulsiGenerator/BazelWorkspaceInfoExtractor.swift
+++ b/src/TulsiGenerator/BazelWorkspaceInfoExtractor.swift
@@ -91,7 +91,7 @@
         ruleEntryCache[label] = entry
       }
     } catch BazelAspectInfoExtractor.ExtractorError.buildFailed {
-      throw BazelWorkspaceInfoExtractorError.aspectExtractorFailed("Bazel aspects could not be built")
+      throw BazelWorkspaceInfoExtractorError.aspectExtractorFailed("Bazel aspects could not be built.")
     }
 
     // Because certain label types are expanded by Bazel prior to aspect invocation (most notably
diff --git a/src/TulsiGenerator/XcodeProjectGenerator.swift b/src/TulsiGenerator/XcodeProjectGenerator.swift
index 3e1d218..a27ee8a 100644
--- a/src/TulsiGenerator/XcodeProjectGenerator.swift
+++ b/src/TulsiGenerator/XcodeProjectGenerator.swift
@@ -453,7 +453,7 @@
                                                              buildOptions: config.options[.BazelBuildOptionsDebug],
                                                              bepOption: config.options[.BEPSupportEnabled])
     } catch BazelWorkspaceInfoExtractorError.aspectExtractorFailed(let info) {
-      throw ProjectGeneratorError.labelAspectFailure("Failed to build aspects required for label resolution: \(info)")
+      throw ProjectGeneratorError.labelAspectFailure(info)
     }
   }