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if os.path.exists(archive): feature.handle_extraction_error(archive, extract_to) else: print("Archive not found") if == " main ": main() 6. Additional Helper Utilities def monitor_extraction(process_pid: int) -> None: """Monitors extraction process for unarc.dll errors""" import time import psutil try: process = psutil.Process(process_pid) error_detected = False while process.is_running(): # Monitor memory usage memory_mb = process.memory_info().rss / 1024 / 1024 if memory_mb > 3000: # 3GB threshold print("⚠️ High memory usage detected - potential unarc.dll issue") # Monitor CPU usage cpu_percent = process.cpu_percent(interval=1) if cpu_percent > 95: print("⚠️ CPU spike detected - possible extraction issue") time.sleep(2) except psutil.NoSuchProcess: pass def log_error_details(archive_path: str, error_context: Dict) -> None: """Logs detailed error information for debugging""" import json from datetime import datetime
def try_alternative_extractor(self) -> Tuple[bool, str]: """Tries other extraction tools like WinRAR, PeaZip""" # Implement alternative extractor logic return False, "No alternative extractor found" class UnarcErrorFeature: """Main feature class for unarc.dll -1 error handling""" def __init__(self): self.handler = None def handle_extraction_error(self, archive_path: str, extract_path: str) -> None: """Main entry point for handling unarc.dll -1 errors""" print("🔍 Unarc.dll Error Handler v1.0") print("=" * 50) # Initialize handler self.handler = UnarcErrorHandler(archive_path, extract_path) # Step 1: Diagnose print("📊 Running diagnostics...") diagnosis = self.handler.diagnose_issue() if diagnosis["possible_causes"]: print("\n⚠️ Possible causes detected:") for cause in diagnosis["possible_causes"]: print(f" • {cause}") # Step 2: Ask user preference print("\n🛠️ Recovery options:") print(" 1. Automatic recovery (recommended)") print(" 2. Show detailed recommendations") print(" 3. Manual troubleshooting guide") print(" 4. Cancel extraction") choice = input("\nSelect option (1-4): ").strip() if choice == "1": print("\n🔄 Attempting automatic recovery...") success, message = self.handler.auto_recover() if success: print(f"✅ {message}") else: print(f"❌ {message}") self.show_troubleshooting_guide(diagnosis) elif choice == "2": self.show_recommendations(diagnosis) elif choice == "3": self.show_troubleshooting_guide(diagnosis) else: print("❌ Extraction cancelled by user") unarc.dll -1
def try_extract_with_7zip(self) -> Tuple[bool, str]: """Attempts extraction using 7-Zip as alternative""" seven_zip_paths = [ r"C:\Program Files\7-Zip\7z.exe", r"C:\Program Files (x86)\7-Zip\7z.exe" ] Show detailed recommendations") print(" 3
# Check 4: File path length if self.has_long_paths(): diagnosis["possible_causes"].append("Extremely long file paths (>260 characters)") diagnosis["recommendations"].append("Extract to a shorter path like C:\\Extract\\") error_context: Dict) ->
with open("unarc_error_log.json", "a") as log_file: log_file.write(json.dumps(log_entry) + "\n")
def has_long_paths(self) -> bool: """Checks if archive contains long file paths""" try: import zipfile with zipfile.ZipFile(self.archive_path, 'r') as zip_ref: for file_info in zip_ref.infolist(): if len(file_info.filename) > 255: return True except: pass return False def auto_recover(self) -> Tuple[bool, str]: """Attempts automatic recovery from unarc.dll -1 error""" recovery_methods = [ self.try_compatibility_mode, self.try_low_memory_mode, self.try_extract_with_7zip, self.try_repair_archive, self.try_alternative_extractor ]