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PDOException: SQLSTATE[08004] [1040] Too many connections in lock_may_be_available() [#930876] | Drupal.org
Shinyapps error: Failed to connect to the database, too many connections - shiny - RStudio Community
![The server to receive data after a number of database connections will become more, eventually leading to error. · Issue #187 · walkor/workerman · GitHub The server to receive data after a number of database connections will become more, eventually leading to error. · Issue #187 · walkor/workerman · GitHub](https://user-images.githubusercontent.com/14196675/27846957-3cacd3ea-616d-11e7-83f5-dd0ea50d3249.jpg)
The server to receive data after a number of database connections will become more, eventually leading to error. · Issue #187 · walkor/workerman · GitHub
![PDOException: SQLSTATE[08004] [1040] Too many connections in lock_may_be_available() [#930876] | Drupal.org PDOException: SQLSTATE[08004] [1040] Too many connections in lock_may_be_available() [#930876] | Drupal.org](https://www.drupal.org/files/issues/too_many_connections_in-lock_may_be_available-at_reactos.org_.png)
PDOException: SQLSTATE[08004] [1040] Too many connections in lock_may_be_available() [#930876] | Drupal.org
![Fix MySQL connection error - Host '' is blocked because of many connection errors; unblock with 'mysqladmin flush-hosts' - ☩ Walking in Light with Christ - Faith, Computing, Diary Fix MySQL connection error - Host '' is blocked because of many connection errors; unblock with 'mysqladmin flush-hosts' - ☩ Walking in Light with Christ - Faith, Computing, Diary](https://www.pc-freak.net/images/fix-mysql-too-many-connection-errors-explained.jpg)