surroundings:
windows10 home edition
1. Failure phenomenon:
Step 1: Right-click the taskbar, search, and display the search box
Step 2: Enter "windows update settings" in the search box and press Enter
Step 3: Click "Check for Updates" on the right
Step 4: The windows update fails, the word "retry" is displayed under the update package and a restart is required. Multiple retries and restarts are invalid
2. Find the cause of the failure:
Principle: Use the "Event Viewer" to view the error message prompt in the "System" module
The first step: right-click the taskbar, task manager
Step 2: "File" in the menu bar, run a new task, enter eventvwr, check "Create this task with system management permissions", and press Enter
Step 3: Expand "windows log", system, check error message
Step 4: Find the following error message:
1. DCOM
encountered the error "1068" when trying to start the service cdpsvc with the parameter "unavailable" to run the server: {284CACFE-B6F2-461A-90C3-A7ACC8353816}
2. The dosvc service is stopped due to the following error: The
system cannot find the specified file.
3. The server {5B99FA76-721C-423C-ADAC-56D03C8A8007} did not register with DCOM within the required timeout period.
Three, solve the fault:
The solutions for the fourth step 1, 2, and 3 are as follows:
1. Preparation:
The first step: right-click the taskbar, task manager
Step 2: "File" in the menu bar, run a new task, enter services.msc, check "Create this task with system management permissions", and press Enter
2. Troubleshooting:
Error 1 exclusion:
Step 1: Double-click "network connection broker", start type "automatic", click "start", confirm
Step 2: Double-click "Connect Device Platform Service", start type "Automatic", click "Start" to confirm
Error 2 exclusion:
The first step: double-click the backup dosvc registry information into the system
Error 3 exclusion:
The first step: right-click the taskbar, task manager
Step 2: "File" in the menu bar, run a new task, enter regedit, check "Create this task with system management authority", and press Enter
Step 3: "Edit" in the menu bar, search, enter "5B99FA76-721C-423C-ADAC-56D03C8A8007" in the error message, check "Item", uncheck "Value" and "Data", uncheck Match Whole Word", click "Find Next"
Step 4: After finding the result, record the value in appid
Step 5: "Edit" in the menu bar, search, enter the appid value recorded in the fourth step, check "item", uncheck "value" and "data", uncheck "full word match", click "Find Next"
Step 5: Look at the value of dosvc in localservice and check this service
Four: Results:
windows can be updated normally
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