![ORA-12557: TNS:protocol adapter not loadable" launching Controller, caused by Windows system variable ORACLE_HOME ORA-12557: TNS:protocol adapter not loadable" launching Controller, caused by Windows system variable ORACLE_HOME](https://www.ibm.com/support/pages/system/files/support/swg/cogtech.nsf/0/f4dbaf248df2e54385258155002dfd04/Symptom/0.84.gif)
ORA-12557: TNS:protocol adapter not loadable" launching Controller, caused by Windows system variable ORACLE_HOME
![Solution for ORA-27102 : out of memroy error & TNS Protocol adapter error ORA12505 in Oracle Dtaabase 11g r2 on Windows Solution for ORA-27102 : out of memroy error & TNS Protocol adapter error ORA12505 in Oracle Dtaabase 11g r2 on Windows](https://apps2fusion.com/old/images/a10_oim/a11_oim/a3.png)
Solution for ORA-27102 : out of memroy error & TNS Protocol adapter error ORA12505 in Oracle Dtaabase 11g r2 on Windows
![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/927/274-image.png)
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 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
![Solution for ORA-27102 : out of memroy error & TNS Protocol adapter error ORA12505 in Oracle Dtaabase 11g r2 on Windows Solution for ORA-27102 : out of memroy error & TNS Protocol adapter error ORA12505 in Oracle Dtaabase 11g r2 on Windows](https://apps2fusion.com/old/images/a10_oim/a11_oim/a1.png)