# [ref_impl_eiffel] [1298] logger type now checks for null pointer for stored c++ pointer to ILogger instance **Category:** [Reference Implementation: Eiffel (archive)](https://discourse.openehr.org/c/reference-implementation-eiffel-archive/161) **Created:** 2010-11-03 00:38 UTC **Views:** 2 **Replies:** 0 **URL:** https://discourse.openehr.org/t/ref-impl-eiffel-1298-logger-type-now-checks-for-null-pointer-for-stored-c-pointer-to-ilogger-instance/13824 --- ## Post #1 by @svn1 Revision: 1298 Author: seref\.arikan Log Message: --- **Canonical:** https://discourse.openehr.org/t/ref-impl-eiffel-1298-logger-type-now-checks-for-null-pointer-for-stored-c-pointer-to-ilogger-instance/13824 **Original content:** https://discourse.openehr.org/t/ref-impl-eiffel-1298-logger-type-now-checks-for-null-pointer-for-stored-c-pointer-to-ilogger-instance/13824