From ad4eb315c16f1dafd1ed881300fccafbf792c5b1 Mon Sep 17 00:00:00 2001
From: Nathan Brei <nbrei@jlab.org>
Date: Sun, 15 Sep 2024 10:30:07 -0400
Subject: [PATCH] Fix failing test case

---
 src/libraries/JANA/JService.cc | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

diff --git a/src/libraries/JANA/JService.cc b/src/libraries/JANA/JService.cc
index 0a6327fd9..60635b262 100644
--- a/src/libraries/JANA/JService.cc
+++ b/src/libraries/JANA/JService.cc
@@ -9,17 +9,19 @@ void JService::DoInit(JServiceLocator* sl) {
     std::lock_guard<std::mutex> lock(m_mutex);
     if (this->m_status != Status::Uninitialized) return; 
 
-    auto params = m_app->GetJParameterManager();
-    m_logger = params->GetLogger(GetLoggerName());
+    if (m_app != nullptr) {
 
-    for (auto* parameter : m_parameters) {
-        parameter->Configure(*params, m_prefix);
-    }
+        auto params = m_app->GetJParameterManager();
+        m_logger = params->GetLogger(GetLoggerName());
 
-    for (auto* service : m_services) {
-        service->Fetch(m_app);
-    }
+        for (auto* parameter : m_parameters) {
+            parameter->Configure(*params, m_prefix);
+        }
 
+        for (auto* service : m_services) {
+            service->Fetch(m_app);
+        }
+    }
 
     CallWithJExceptionWrapper("JService::acquire_services", [&](){ this->acquire_services(sl); });
     CallWithJExceptionWrapper("JService::Init", [&](){ this->Init(); });