In my last post, we talked about How to Troubleshoot and Fix Webservice Timeout Issues.Today, we will talk about another issue “unable to install SQL Server”. Solution 1: Install the patch Try applying the SP3/SP4 patches for the operating system. If already applied, try again. First, uninstall SQL Server, then delete the “Microsoft SQL Server” folder […]
In the previous article, we discussed how to resolve the Timeout Expired issue in SQL Server. Today, let’s look at another network problem. Problem Description The Winform client experiences a 120-second timeout when calling the Webservice. How to Troubleshoot and Webservice Timeout Issues? For this issue, timeout settings of 300 seconds were configured separately for […]
Timeout Expired is a common error in SQL Server. The image below shows an error screenshot with the message: Timeout expired. The timeout period elapsed prior to completion of the operation or the server is not responding. The detailed error description in the log is as follows: [SqlException (0x80131904): Timeout expired. The timeout period elapsed […]
Backgroud Today, I installed a Windows system on a virtual machine to set up an Oracle server. There were many issues from installation to usage, and resolving these problems took a lot of time and research. During the installation process, I encountered ORA-00922 and ORA-28000 errors. These errors occurred because the password setup was too […]
During the process of database development and data management, encountering issues with connecting to the database is a common and frustrating problem. In the former articles, we have talken about SQL Server connection issue. Today, we will discuss the solutions for connecting to an Oracle database. Reasons for Unable to Connect to Oracle Database Issue […]
Many administrators frequently encounter issues with EC2 instances being unreachable. Sometimes, they can’t connect to the instance right after it’s created, or it suddenly becomes unreachable after running fine for a while. If you can’t connect to an instance immediately after it’s created, first check if the security group for your EC2 instance has the […]
Oracle Database is the most popular enterprise-level database, so understanding its troubleshooting solutions is important. Today, let's learn what to do if Oracle Database is unable to write data. 1. Oracle Fails to Start or Database Cannot Start If the database fails to start, the first step is to check if the system tables are […]
Last time, we briefly analyzed the issue of network packet loss on Linux, and one of the problems was related to drivers. Today, we will examine in detail how to resolve network packet loss caused by driver issues. What does packet loss caused by a network card driver look like? Check ifconfig eth1/eth0 and other […]
Issue background When accessing the database via MySQL Shell, I encounter MySQL Error 1045 (28000): Access denied for user ‘root’@’::1′ (using password: YES). Let’s take a closer look at what this issue entails. The test environment here is MySQL 8.0.35. Let’s first take a look at an error case: $ mysqlsh -h localhost -P 7306 […]
In SQL Server, if we want to check the start time of the SQL Server instance, what methods and techniques can we use? Below are some summarized methods for checking the start time of the SQL Server instance. Method 1. Check SQL Server instance start time with sys.dm_server_services By checking the system dynamic management view sys.dm_server_services, […]