1601 Windows Installer Service Could Not Accessed

How to Fix 1601 Windows Installer Service Could Not Accessed Errors

Runtime problems are difficult to diagnose due to the fact there are plenty of differing kinds of runtimes.

Therefore, we strongly suggest using the downloadable 1601 Windows Installer Service Could Not Accessed Repair Kit to fix 1601 Windows Installer Service Could Not Accessed errors

The following discussion features detailed instructions for fixing 1601 Windows Installer Service Could Not Accessed errors in Windows system files. Both manual and automated techniques are described that are designed for novice and advanced users, respectively. The overview also provides basic troubleshooting procedures to follow in order to resolve typical causes of 1601 Windows Installer Service Could Not Accessed error codes.

What are 1601 Windows Installer Service Could Not Accessed errors?

A 1601 Windows Installer Service Could Not Accessed error code is caused by a Hexadecimal formatting error. That format is the most common one that software programmers employ for Windows system files and Windows OS-compatible hardware drivers and software apps.

You’ll want to check that you have a minimum of 200-500 MB of free of charge hard disk room.

Manufacturers and developers of software apps and hardware drivers use different codes to indicate various types of errors. The 1601 Windows Installer Service Could Not Accessed error message appears as a long numerical code along with a technical description of its cause. In many instances, a 1601 Windows Installer Service Could Not Accessed error code could have multiple 1601 Windows Installer Service Could Not Accessed parameters. Each hexadecimal code denotes a different memory address location that loaded instructions when the error was generated.

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  • 1601 Windows Installer Service Could Not Accessed virus

How are 1601 Windows Installer Service Could Not Accessed error codes caused?

Most 1601 Windows Installer Service Could Not Accessed errors are due to damaged files in a Windows operating system. These systems that you might put in consist of Trend Micro�s Housecall, Bitdefender, McAfee, Panda Protection or else you can search for much more. Nevertheless, as your computer gets older, this memory (RAM) will soon be not ample.

Numerous events may trigger system file errors. Most common examples include: 1) incomplete software installation; 2) incomplete software uninstallation; 3) improperly deleted hardware drivers, and 4) improperly deleted software applications. Also, 1601 Windows Installer Service Could Not Accessed errors are very common during PC restarts that immediately follow a previous improper shutdown and recent virus or malware infection recovery. Such incidents often result in the corruption or even total deletion of essential Windows system files. When system files are missing or corrupted, data that is essential to run software applications properly cannot be linked correctly.

Specific causes and solutions for 1601 Windows Installer Service Could Not Accessed errors

  • When you continue on to obtain script errors on several World-wide-web sites, view Information Base posting 308260 for additional troubleshooting data.
  • Reboot your PC. Insufficient memory errors are often resolved by merely rebooting the device. Try that simple task first to see if it fixes the error code problem.
  • Insufficient RAM. Verify that your system has enough RAM to run various software applications. System requirements are typically included inside the package that the program CDs came in or listed on the software manufacturer’s website under “Documentation” or a similar heading.
  • Memory mismanagement. Many applications require installation of memory management programs. If your system already has a memory management application, uninstall it to see if that resolves the problem.
  • Insufficient disk space: Before installing any new software or driver, verify free space availability of at least 100 to 500 megabytes on your PC’s hard drive. Any amount below that might prevent the swap file from expanding when required, due to inadequate free space.

    To check HD free space on Windows 95, 98, NT, 2000, ME, XP, Vista, and 7, open “My Computer” or “Computer.” Then, place your mouse cursor over the desired and right click. Next, left click “Properties” on the pop-up menu. A dialog will open that displays the amount of free space and total storage capacity.

  • Software program problems. If recurrent memory-related 1601 Windows Installer Service Could Not Accessed errors occur when specific programs are executed, the software itself is likely at fault. Conduct a search and install any update or patches. If errors continue or no update(s) or patch(es) are available, contact the software designer or distributor for assistance.
  • The explanations at the rear of sluggish pcs are generally systems that keep on functioning in the history.
  • System memory defects. If all the above-listed steps fail to resolve memory-related 1601 Windows Installer Service Could Not Accessed error codes, your PC’s memory may be the culprit. Defective or deteriorating memory can result in software memory errors and even cause the whole system to crash.

Below are instructions to detect bad memory. First, temporarily remove any newly installed memory sticks from the RAM sink. Then, restart your system and see if programs run properly on just the older memory modules.

Specialized programs are also available to diagnose system memory issues. Both Windows Vista and Windows 7 systems have a pre-installed Memory Diagnostics tool. To activate it, click the “Start” button and enter “memory” in the “Run” field. You will be prompted to select immediate restart or next restart to execute the memory test.

Easiest way to fix 1601 Windows Installer Service Could Not Accessed errors

Two methods for fixing 1601 Windows Installer Service Could Not Accessed errors:

Manual Method for Advanced Users

  1. Boot up your system and login as Administrator
  2. Click “Start,” then “All Programs” > “Accessories” > “System Tools” > “System Restore.”
  3. Inside the dialog box that opens, select “Restore computer to an earlier date” and click “Next.”
  4. Select the system restore point with the latest date from “On this list, click a restore point.”
  5. Click “Next”
  6. Click “Next” again on the confirmation dialog box that opens.
  7. Automatic System Restore will begin and restart the device once it completes.

Automatic Solution for Novice PC Users (no manual option selections are required):

  1. Download the 1601 Windows Installer Service Could Not Accessed Repair Tool
  2. Install the application after download completes
  3. Click the “Scan” button that appears on the first interface
  4. Click the “Fix Errors” icon that will appear once the automatic scan has finished
  5. Restart your system as usual

Was this information useful? Yes

Applies to:

Microsoft Windows Update
Microsoft Update
Vista Business
Vista Enterprise
Vista Home Basic
Vista Home Premium
Windows Vista Starter
Vista Ultimate
Windows 7 Enterprise
Windows 7 Home Basic
Windows 7 Home Premium
Windows 7 Professional
Windows 7 Starter
Windows 7 Ultimate
Windows 8
Windows 8 Enterprise
Windows 8 Professional

Read Resources:
How to Fix Windows Installer Error 1601 | Chron.com – http://smallbusiness.chron.com/fix-windows-installer-error-1601-56981.html
Windows Installer Service Could Not Be Accessed – http://easysoftwareuk.com/windows-installer-service-could-not-be-accessed.htm

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