diff --git a/src/Interpreters/ExpressionAnalyzer.cpp b/src/Interpreters/ExpressionAnalyzer.cpp
index 4146f0c3391b9ee67985e89b76ce6d2dd1b1eee2..38649606e49935f0c23dd20d1be3f86274f21153 100644
--- a/src/Interpreters/ExpressionAnalyzer.cpp
+++ b/src/Interpreters/ExpressionAnalyzer.cpp
@@ -658,7 +658,12 @@ ActionsDAGPtr SelectQueryExpressionAnalyzer::appendPrewhere(
     step.required_output.push_back(prewhere_column_name);
     step.can_remove_required_output.push_back(true);
 
-    auto filter_type = (*step.actions()->getIndex().find(prewhere_column_name))->result_type;
+    const auto & index = step.actions()->getIndex();
+    auto it = index.find(prewhere_column_name);
+    if (it == index.end())
+        throw Exception(ErrorCodes::UNKNOWN_IDENTIFIER, "Unknown identifier: '{}'", prewhere_column_name);
+
+    auto filter_type = (*it)->result_type;
     if (!filter_type->canBeUsedInBooleanContext())
         throw Exception("Invalid type for filter in PREWHERE: " + filter_type->getName(),
                         ErrorCodes::ILLEGAL_TYPE_OF_COLUMN_FOR_FILTER);
@@ -758,7 +763,12 @@ bool SelectQueryExpressionAnalyzer::appendWhere(ExpressionActionsChain & chain,
     step.required_output.push_back(where_column_name);
     step.can_remove_required_output = {true};
 
-    auto filter_type = (*step.actions()->getIndex().find(where_column_name))->result_type;
+    const auto & index = step.actions()->getIndex();
+    auto it = index.find(where_column_name);
+    if (it == index.end())
+        throw Exception(ErrorCodes::UNKNOWN_IDENTIFIER, "Unknown identifier: '{}'", where_column_name);
+
+    auto filter_type = (*it)->result_type;
     if (!filter_type->canBeUsedInBooleanContext())
         throw Exception("Invalid type for filter in WHERE: " + filter_type->getName(),
                         ErrorCodes::ILLEGAL_TYPE_OF_COLUMN_FOR_FILTER);
diff --git a/tests/queries/0_stateless/01674_where_prewhere_array_crash.reference b/tests/queries/0_stateless/01674_where_prewhere_array_crash.reference
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/tests/queries/0_stateless/01674_where_prewhere_array_crash.sql b/tests/queries/0_stateless/01674_where_prewhere_array_crash.sql
new file mode 100644
index 0000000000000000000000000000000000000000..d6eef000b3604a9930fdb60f307859a0fc98c7ee
--- /dev/null
+++ b/tests/queries/0_stateless/01674_where_prewhere_array_crash.sql
@@ -0,0 +1,5 @@
+drop table if exists tab;
+create table tab  (x UInt64, `arr.a` Array(UInt64), `arr.b` Array(UInt64)) engine = MergeTree order by x;
+select x from tab array join arr prewhere x != 0 where arr; -- { serverError 47; }
+select x from tab array join arr prewhere arr where x != 0; -- { serverError 47; }
+drop table if exists tab;