77 solutions found, page 1 of 4
0X00002021 This AD replication error means something's corrupt in the protocol. Usually a bad domain controller, a time sync issue, or a lingering object. Here's...
0X000020A9 This error means Active Directory already has a dead or alive object with the same name. Here's how to find and remove it fast....
No RAM detected / Post beep codes (3 long beeps) Your PC won't boot because the RAM isn't detected. Happens more often than you'd think. Usually a seating or compatibility issue....
0X00000520 Your system says a logon session is gone. This usually happens with old cached credentials or a busted service account. Here's how to fix it fast....
0X000020F7 This error pops up when Active Directory replication tries to use a malformed distinguished name. It's almost always a stale object or a schema mismat...
0X8032002C Windows Filtering Platform error when a firewall rule's action doesn't match the layer it's applied to. Usually a corrupt WFP rule or driver conflict....
Connection closed. The connection was closed by the server. This error pops up when SQL Server kills a connection due to timeout, firewall drops, or pool starvation. Here's how to fix it without restarting ever...
0X000020E8 Happens when LDAP tries to replace an object that's marked as hidden in Active Directory. The fix: un-hide the record or delete and recreate it....
0X8011080D COM+ apps running as NT services can't be pooled or recycled. This error means you're trying to do something the architecture doesn't support. Here's ...
0X0000078B This error means a security token or session handle expired. Here's how to reset it without reinstalling Windows....
0X00001A2C This error means a transaction handle went stale. Almost always caused by a broken NTFS transaction or SQL Server connection. Here's the fix....
0X00002103 Quick answer: Restart the AD database service and repair the NTDS.dit file using ntdsutil. This error means the database on your DC is corrupted or lo...
0XC000035C Happens when Windows deletes your cached SMB session credentials and can't re-authenticate silently. The fix is forcing a new session or adjusting cre...
0X000020E6 Active Directory can't read a child object. Usually a replication conflict or corrupted DC. I'll show you the three most common causes and how to fix ...
0XC0360002 This error hits when an IPsec Security Association (SA) expires mid-connection. Usually tied to misconfigured VPN or firewall rules. Here's how to fix...
0X00001ABE I/O on a section object that's been floated after a transaction ends. Usually means the app held a file mapping handle past a transaction commit or ro...
0XC0000465 This error means your Windows user token is stale or expired. The fix is clearing credential cache and restarting the service that manages tokens....
0X00003616 Fixes the ERROR_IPSEC_IKE_INVALID_COOKIE that pops up when Windows VPN fails during phase 1 negotiation with certain firewalls or NAT devices....
0X0000207C This error means AD can't find a required attribute during replication or object creation. Nine times out of ten, it's a schema mismatch or a corrupte...
0X80040167 This error means Active Directory's software installation data got corrupted. Happens after domain controller restore or bad Group Policy edit. Two st...