Slim Application Error

The application could not run because of the following error:

Details

Type: Error
Message: Call to a member function fetch() on bool
File: /home/wwwdata/v005/Connections/conhappy.php
Line: 69

Trace

#0 /home/wwwdata/v005/Connections/cache.php(186): getdata2->dataGetOne('SELECT * FROM a...')
#1 /home/wwwdata/v005/query_author.php(21): author_one(NULL)
#2 /home/wwwdata/v005/include_route.php(286): require_once('/home/wwwdata/v...')
#3 [internal function]: Closure->{closure}(Object(Slim\Http\Request), Object(Slim\Http\Response), Array)
#4 /home/wwwdata/v005/vendor/slim/slim/Slim/Handlers/Strategies/RequestResponse.php(41): call_user_func(Object(Closure), Object(Slim\Http\Request), Object(Slim\Http\Response), Array)
#5 /home/wwwdata/v005/vendor/slim/slim/Slim/Route.php(335): Slim\Handlers\Strategies\RequestResponse->__invoke(Object(Closure), Object(Slim\Http\Request), Object(Slim\Http\Response), Array)
#6 /home/wwwdata/v005/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(117): Slim\Route->__invoke(Object(Slim\Http\Request), Object(Slim\Http\Response))
#7 /home/wwwdata/v005/vendor/slim/slim/Slim/Route.php(313): Slim\Route->callMiddlewareStack(Object(Slim\Http\Request), Object(Slim\Http\Response))
#8 /home/wwwdata/v005/vendor/slim/slim/Slim/App.php(513): Slim\Route->run(Object(Slim\Http\Request), Object(Slim\Http\Response))
#9 /home/wwwdata/v005/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(117): Slim\App->__invoke(Object(Slim\Http\Request), Object(Slim\Http\Response))
#10 /home/wwwdata/v005/vendor/slim/slim/Slim/App.php(406): Slim\App->callMiddlewareStack(Object(Slim\Http\Request), Object(Slim\Http\Response))
#11 /home/wwwdata/v005/vendor/slim/slim/Slim/App.php(314): Slim\App->process(Object(Slim\Http\Request), Object(Slim\Http\Response))
#12 /home/wwwdata/v005/index.php(50): Slim\App->run()
#13 {main}

Notice: Undefined variable: author_id in /home/wwwdata/v005/query_author.php on line 21