![SOLVED] ORA-12560: TNS : protocol adaptor error in Oracle 21c | Fix Protocol Adapter Error - YouTube SOLVED] ORA-12560: TNS : protocol adaptor error in Oracle 21c | Fix Protocol Adapter Error - YouTube](https://i.ytimg.com/vi/Cl_S74k3H8k/hqdefault.jpg?v=6395a506)
SOLVED] ORA-12560: TNS : protocol adaptor error in Oracle 21c | Fix Protocol Adapter Error - YouTube
![SOLVED] ORA-12560: TNS : protocol adaptor error in Oracle 21c | Fix Protocol Adapter Error - YouTube SOLVED] ORA-12560: TNS : protocol adaptor error in Oracle 21c | Fix Protocol Adapter Error - YouTube](https://i.ytimg.com/vi/Cl_S74k3H8k/maxresdefault.jpg)
SOLVED] ORA-12560: TNS : protocol adaptor error in Oracle 21c | Fix Protocol Adapter Error - YouTube
![ORA-12560: TNS : protocol adapter error // Oracle 18C XE Services missing during installation | Developer Network Q&A | ONE Community Forum ORA-12560: TNS : protocol adapter error // Oracle 18C XE Services missing during installation | Developer Network Q&A | ONE Community Forum](https://community.onenetwork.com/wp-content/uploads/wpforo/attachments/927/273-image.png)
ORA-12560: TNS : protocol adapter error // Oracle 18C XE Services missing during installation | Developer Network Q&A | ONE Community Forum
![TNS-12555: TNS:permission denied TNS-12560: TNS:protocol adapter error TNS-00525: Insufficient privilege for operation IBM/AIX RISC System/6000 Error: 1: Not owner TNS-12555: TNS:permission denied TNS-12560: TNS:protocol adapter error TNS-00525: Insufficient privilege for operation IBM/AIX RISC System/6000 Error: 1: Not owner](https://techdatabasket.files.wordpress.com/2014/12/oracle-11g-logo1.png)