diff --git a/src/slic3r/GUI/Widgets/AMSControl.cpp b/src/slic3r/GUI/Widgets/AMSControl.cpp
index 158fd1ad9..b468255e0 100644
--- a/src/slic3r/GUI/Widgets/AMSControl.cpp
+++ b/src/slic3r/GUI/Widgets/AMSControl.cpp
@@ -83,7 +83,7 @@ bool AMSinfo::parse_ams_info(MachineObject *obj, Ams *ams, bool remain_flag, boo
                 wxColour(255, 255, 255);
             }
 
-            if (obj->get_printer_series() == PrinterSeries::SERIES_X1) {
+            if (obj->get_printer_series() == PrinterSeries::SERIES_X1 && it->second->is_tray_info_ready()) {
                 CalibUtils::get_pa_k_n_value_by_cali_idx(obj, it->second->cali_idx, info.k, info.n);
             }
             else {