Clustered SQL resource stuck in online pending, yet the service started fine from services.msc. The cluster log showed a login failure. Here is the fix.
SQL Server emergency? Email pinal@sqlauthority.com with URGENT in the subject line.
SQL SERVER – Installation Wizard Hangs at Service Account Page – The RPC Server is Unavailable
SQL Server 2012 cluster setup hung at the service account page. Detail.txt showed ‘The RPC server is unavailable’ while checking the account. Here is the fix.
SQL SERVER – Unable to Start SQL Service – OS Error 5 (Access is denied.) for TempDB
I moved TempDB files and SQL Server would not start, with OS Error 5 (Access is denied). The message was misleading, and here is the real mistake.
SQL SERVER – Mirroring Error: Connection handshake failed. Could not send a handshake message because the connection was closed by peer. State 26
A mirroring error, connection handshake failed, State 26. The checks I once asked readers for, run on SQL Server 2025 on a real endpoint.
SQL SERVER – FIX : Msg 3178, Level 16 – File SQLAuthority is Not in the Correct State to have This Differential Backup Applied to it
Msg 3178 says a file is not in the correct state to have this differential backup applied to it. Here is how I reproduced it, and the fix.
SQL SERVER – FIX : Msg 8115, Level 16, Arithmetic Overflow Error Converting IDENTITY to Data Type INT
A SharePoint check-in failed with Msg 8115, Arithmetic Overflow Error converting IDENTITY to data type INT. How I found the table with Profiler and fixed it.
Why SELECT HOST_NAME() Returns Empty String? – Interview Question of the Week #119
Question: Why SELECT HOST_NAME() Returns Empty String while connected from certain .net application?
SQL Server slow? Let's fix it together in about four hours.
In my Comprehensive Database Performance Health Check, you share your screen, I guide you, and we fix your biggest performance troublemakers. No passwords. No remote access.
You keep every script, and the know-how to fix it yourself next time.
Want your whole team to learn it?
My Practical Workshop has no PowerPoint, just live demos. My AI Enablement Workshop shows your team where AI saves hours, and where it quietly costs them.
Over 400 customers have worked with me this way, and not one shared a password. See all consulting options.
Who We Are
Pinal Dave is an SQL Server Performance Tuning Expert and independent consultant with over 24 years of hands-on experience. He holds a Masters of Science degree and numerous database certifications.
Pinal has authored 19 books and 125 Pluralsight courses. To freely share his knowledge and help others build their expertise, Pinal has also written more than 5,800 database tech articles on his blog at https://blog.sqlauthority.com.
Pinal is also a CrossFit Level 1 Trainer (CF-L1) and CrossFit Level 2 Trainer (CF-L2).
Nupur Dave is a social media enthusiast and an independent consultant. She primarily focuses on the database domain, helping clients build short and long-term multi-channel campaigns to drive leads for their sales pipeline.
Shaivi Pinalkumar Dave is a book author and a women’s artistic gymnast.

