default: // Bind as CHAR (applying dirty hack)

    // TODO: Optimise

    oci_bind_by_name($stmt, $key, $this->oracle_dirty_hack($tablename, $columnname, $params[$key]));

uncaught exception: Only variables should be passed by reference (errno: 2048) in /var/www/html/moodle/lib/dml/oci_native_moodle_database.php at line #981Only variables should be passed by reference

in file: /var/www/html/moodle/lib/dml/oci_native_moodle_database.php line 981

#0 /var/www/html/moodle/lib/dml/oci_native_moodle_database.php(981): _hx_error_handler(2048, 'Only variables ...', '/var/www/html/m...', 981, Array)

#1 /var/www/html/moodle/lib/dml/oci_native_moodle_database.php(1125): oci_native_moodle_database->bind_params(Resource id #799, Array)

#2 /var/www/html/moodle/lib/dml/moodle_database.php(1305): oci_native_moodle_database->get_records_sql('SELECT filter,a...', Array, 0, 0)

#3 /var/www/html/moodle/lib/dml/moodle_database.php(1256): moodle_database->get_records_select('filter_active', 'contextid = :co...', Array, 'sortorder', 'filter,active,s...', 0, 0)

#4 /var/www/html/moodle/lib/filterlib.php(1101): moodle_database->get_records('filter_active', Array, 'sortorder', 'filter,active,s...')

#5 /var/www/html/moodle/lib/filterlib.php(687): filter_get_global_states()

#6 /var/www/html/moodle/filter/wiris/MoodleConfigurationUpdater.php(50): filter_get_globally_enabled()

#7 /var/www/html/moodle/filter/wiris/MoodleConfigurationUpdater.php(85): com_wiris_plugin_configuration_MoodleConfigurationUpdater->getLatexStatus()

#8 /var/www/html/moodle/lib/editor/tinymce/plugins/tiny_mce_wiris/tinymce/integration/lib/com/wiris/plugin/impl/ConfigurationImpl.class.php(82): com_wiris_plugin_configuration_MoodleConfigurationUpdater->updateConfiguration(Array)

#9 /var/www/html/moodle/lib/editor/tinymce/plugins/tiny_mce_wiris/tinymce/integration/lib/com/wiris/plugin/impl/ConfigurationImpl.class.php(96): com_wiris_plugin_impl_ConfigurationImpl->initialize0()

#10 /var/www/html/moodle/filter/wiris/wirispluginwrapper.php(91): com_wiris_plugin_impl_ConfigurationImpl->getProperty('wiriseditorenab...', NULL)

#11 /var/www/html/moodle/filter/wiris/filtersettings.php(59): WIRISpluginWrapper->was_editor_enabled()

#12 /var/www/html/moodle/lib/classes/plugininfo/filter.php(87): include('/var/www/html/m...')

#13 /var/www/html/moodle/admin/settings/plugins.php(163): core\plugininfo\filter->load_settings(Object(admin_root), 'filtersettings', true)

#14 /var/www/html/moodle/lib/adminlib.php(6626): require('/var/www/html/m...')

#15 /var/www/html/moodle/admin/settings.php(19): admin_get_root()

#16 {main}