diff --git a/docs/release-notes/.FSharp.Compiler.Service/10.0.300.md b/docs/release-notes/.FSharp.Compiler.Service/10.0.300.md
index 471abbfb98..772deb8618 100644
--- a/docs/release-notes/.FSharp.Compiler.Service/10.0.300.md
+++ b/docs/release-notes/.FSharp.Compiler.Service/10.0.300.md
@@ -19,5 +19,7 @@
 ### Changed
 
 * Centralized product TFM (Target Framework Moniker) into MSBuild props file `eng/TargetFrameworks.props`. Changing the target framework now only requires editing one file, and it integrates with MSBuild's `--getProperty` for scripts.
+* Symbols: safer qualified name getting ([PR #19298](https://github.com/dotnet/fsharp/pull/19298))
+
 
 ### Breaking Changes
diff --git a/src/Compiler/Symbols/Symbols.fs b/src/Compiler/Symbols/Symbols.fs
index 6a234db702..d7db3ecd19 100644
--- a/src/Compiler/Symbols/Symbols.fs
+++ b/src/Compiler/Symbols/Symbols.fs
@@ -442,25 +442,22 @@ type FSharpEntity(cenv: SymbolEnv, entity: EntityRef, tyargs: TType list) =
         | Some _ -> None
 
     member x.CompiledRepresentation =
-        checkIsResolved()
-
-        let fail () =
-            invalidOp $"the type '{x.LogicalName}' does not have a qualified name"
+        if isUnresolved () then None else
 
 #if !NO_TYPEPROVIDERS
-        if entity.IsTypeAbbrev || entity.IsProvidedErasedTycon || entity.IsNamespace then fail ()
+        if entity.IsTypeAbbrev || entity.IsProvidedErasedTycon || entity.IsNamespace then None else
 #else
-        if entity.IsTypeAbbrev || entity.IsNamespace then fail ()
+        if entity.IsTypeAbbrev || entity.IsNamespace then None else
 #endif
         match entity.CompiledRepresentation with
-        | CompiledTypeRepr.ILAsmNamed(tref, _, _) -> tref
-        | CompiledTypeRepr.ILAsmOpen _ -> fail ()
+        | CompiledTypeRepr.ILAsmNamed(tref, _, _) -> Some tref
+        | CompiledTypeRepr.ILAsmOpen _ -> None
 
     member x.QualifiedName =
-        x.CompiledRepresentation.QualifiedName
+         x.CompiledRepresentation |> Option.map _.QualifiedName
 
     member x.BasicQualifiedName =
-        x.CompiledRepresentation.BasicQualifiedName
+        x.CompiledRepresentation |> Option.map _.BasicQualifiedName
 
     member x.FullName = 
         checkIsResolved()
@@ -2683,16 +2680,13 @@ type FSharpType(cenv, ty:TType) =
         FSharpType(cenv, stripTyEqnsWrtErasure EraseAll cenv.g ty)
 
     member x.BasicQualifiedName =
-        let fail () =
-            invalidOp $"the type '{x}' does not have a qualified name"
-
         protect <| fun () ->
             match stripTyparEqns ty with 
             | TType_app(tcref, _, _) ->
                 match tcref.CompiledRepresentation with 
-                | CompiledTypeRepr.ILAsmNamed(tref, _, _) -> tref.BasicQualifiedName
-                | CompiledTypeRepr.ILAsmOpen _ -> fail () 
-            | _ -> fail ()
+                | CompiledTypeRepr.ILAsmNamed(tref, _, _) -> Some tref.BasicQualifiedName
+                | CompiledTypeRepr.ILAsmOpen _ -> None 
+            | _ -> None
 
     member _.Instantiate(instantiation:(FSharpGenericParameter * FSharpType) list) = 
         let resTy = instType (instantiation |> List.map (fun (tyv, ty) -> tyv.TypeParameter, ty.Type)) ty
diff --git a/src/Compiler/Symbols/Symbols.fsi b/src/Compiler/Symbols/Symbols.fsi
index 8d5499e857..c416016583 100644
--- a/src/Compiler/Symbols/Symbols.fsi
+++ b/src/Compiler/Symbols/Symbols.fsi
@@ -224,10 +224,10 @@ type FSharpEntity =
     member Namespace: string option
 
     /// Get the fully qualified name of the type or module
-    member QualifiedName: string
+    member QualifiedName: string option
 
     /// The fully qualified name of the type or module without strong assembly name.
-    member BasicQualifiedName: string
+    member BasicQualifiedName: string option
 
     /// Get the full name of the type or module
     member FullName: string
@@ -1165,7 +1165,7 @@ type FSharpType =
     member ErasedType: FSharpType
 
     /// The fully qualified name of the type or module without strong assembly name.
-    member BasicQualifiedName: string
+    member BasicQualifiedName: string option
 
     /// Adjust the type by removing any occurrences of type inference variables, replacing them
     /// systematically with lower-case type inference variables such as <c>'a</c>.
diff --git a/tests/FSharp.Compiler.Service.Tests/FSharp.Compiler.Service.SurfaceArea.netstandard20.bsl b/tests/FSharp.Compiler.Service.Tests/FSharp.Compiler.Service.SurfaceArea.netstandard20.bsl
index 1954ef2367..a4b97b5fe6 100644
--- a/tests/FSharp.Compiler.Service.Tests/FSharp.Compiler.Service.SurfaceArea.netstandard20.bsl
+++ b/tests/FSharp.Compiler.Service.Tests/FSharp.Compiler.Service.SurfaceArea.netstandard20.bsl
@@ -5267,12 +5267,16 @@ FSharp.Compiler.Symbols.FSharpEntity: Microsoft.FSharp.Core.FSharpOption`1[FShar
 FSharp.Compiler.Symbols.FSharpEntity: Microsoft.FSharp.Core.FSharpOption`1[FSharp.Compiler.Symbols.FSharpType] BaseType
 FSharp.Compiler.Symbols.FSharpEntity: Microsoft.FSharp.Core.FSharpOption`1[FSharp.Compiler.Symbols.FSharpType] get_BaseType()
 FSharp.Compiler.Symbols.FSharpEntity: Microsoft.FSharp.Core.FSharpOption`1[FSharp.Compiler.Text.ISourceText] TryGetMetadataText()
+FSharp.Compiler.Symbols.FSharpEntity: Microsoft.FSharp.Core.FSharpOption`1[System.String] BasicQualifiedName
 FSharp.Compiler.Symbols.FSharpEntity: Microsoft.FSharp.Core.FSharpOption`1[System.String] Namespace
+FSharp.Compiler.Symbols.FSharpEntity: Microsoft.FSharp.Core.FSharpOption`1[System.String] QualifiedName
 FSharp.Compiler.Symbols.FSharpEntity: Microsoft.FSharp.Core.FSharpOption`1[System.String] TryFullName
 FSharp.Compiler.Symbols.FSharpEntity: Microsoft.FSharp.Core.FSharpOption`1[System.String] TryGetFullCompiledName()
 FSharp.Compiler.Symbols.FSharpEntity: Microsoft.FSharp.Core.FSharpOption`1[System.String] TryGetFullDisplayName()
 FSharp.Compiler.Symbols.FSharpEntity: Microsoft.FSharp.Core.FSharpOption`1[System.String] TryGetFullName()
+FSharp.Compiler.Symbols.FSharpEntity: Microsoft.FSharp.Core.FSharpOption`1[System.String] get_BasicQualifiedName()
 FSharp.Compiler.Symbols.FSharpEntity: Microsoft.FSharp.Core.FSharpOption`1[System.String] get_Namespace()
+FSharp.Compiler.Symbols.FSharpEntity: Microsoft.FSharp.Core.FSharpOption`1[System.String] get_QualifiedName()
 FSharp.Compiler.Symbols.FSharpEntity: Microsoft.FSharp.Core.FSharpOption`1[System.String] get_TryFullName()
 FSharp.Compiler.Symbols.FSharpEntity: System.Collections.Generic.IEnumerable`1[FSharp.Compiler.Symbols.FSharpEntity] GetPublicNestedEntities()
 FSharp.Compiler.Symbols.FSharpEntity: System.Collections.Generic.IList`1[FSharp.Compiler.Symbols.FSharpAttribute] Attributes
@@ -5297,21 +5301,17 @@ FSharp.Compiler.Symbols.FSharpEntity: System.Collections.Generic.IList`1[FSharp.
 FSharp.Compiler.Symbols.FSharpEntity: System.Collections.Generic.IList`1[FSharp.Compiler.Symbols.FSharpUnionCase] UnionCases
 FSharp.Compiler.Symbols.FSharpEntity: System.Collections.Generic.IList`1[FSharp.Compiler.Symbols.FSharpUnionCase] get_UnionCases()
 FSharp.Compiler.Symbols.FSharpEntity: System.String AccessPath
-FSharp.Compiler.Symbols.FSharpEntity: System.String BasicQualifiedName
 FSharp.Compiler.Symbols.FSharpEntity: System.String CompiledName
 FSharp.Compiler.Symbols.FSharpEntity: System.String DisplayName
 FSharp.Compiler.Symbols.FSharpEntity: System.String FullName
 FSharp.Compiler.Symbols.FSharpEntity: System.String LogicalName
-FSharp.Compiler.Symbols.FSharpEntity: System.String QualifiedName
 FSharp.Compiler.Symbols.FSharpEntity: System.String ToString()
 FSharp.Compiler.Symbols.FSharpEntity: System.String XmlDocSig
 FSharp.Compiler.Symbols.FSharpEntity: System.String get_AccessPath()
-FSharp.Compiler.Symbols.FSharpEntity: System.String get_BasicQualifiedName()
 FSharp.Compiler.Symbols.FSharpEntity: System.String get_CompiledName()
 FSharp.Compiler.Symbols.FSharpEntity: System.String get_DisplayName()
 FSharp.Compiler.Symbols.FSharpEntity: System.String get_FullName()
 FSharp.Compiler.Symbols.FSharpEntity: System.String get_LogicalName()
-FSharp.Compiler.Symbols.FSharpEntity: System.String get_QualifiedName()
 FSharp.Compiler.Symbols.FSharpEntity: System.String get_XmlDocSig()
 FSharp.Compiler.Symbols.FSharpExpr: FSharp.Compiler.Symbols.FSharpType Type
 FSharp.Compiler.Symbols.FSharpExpr: FSharp.Compiler.Symbols.FSharpType get_Type()
@@ -5871,6 +5871,8 @@ FSharp.Compiler.Symbols.FSharpType: FSharp.Compiler.Text.TaggedText[] FormatLayo
 FSharp.Compiler.Symbols.FSharpType: Int32 GetHashCode()
 FSharp.Compiler.Symbols.FSharpType: Microsoft.FSharp.Core.FSharpOption`1[FSharp.Compiler.Symbols.FSharpType] BaseType
 FSharp.Compiler.Symbols.FSharpType: Microsoft.FSharp.Core.FSharpOption`1[FSharp.Compiler.Symbols.FSharpType] get_BaseType()
+FSharp.Compiler.Symbols.FSharpType: Microsoft.FSharp.Core.FSharpOption`1[System.String] BasicQualifiedName
+FSharp.Compiler.Symbols.FSharpType: Microsoft.FSharp.Core.FSharpOption`1[System.String] get_BasicQualifiedName()
 FSharp.Compiler.Symbols.FSharpType: System.Collections.Generic.IList`1[FSharp.Compiler.Symbols.FSharpParameter] Prettify(System.Collections.Generic.IList`1[FSharp.Compiler.Symbols.FSharpParameter])
 FSharp.Compiler.Symbols.FSharpType: System.Collections.Generic.IList`1[FSharp.Compiler.Symbols.FSharpType] AllInterfaces
 FSharp.Compiler.Symbols.FSharpType: System.Collections.Generic.IList`1[FSharp.Compiler.Symbols.FSharpType] GenericArguments
@@ -5878,11 +5880,9 @@ FSharp.Compiler.Symbols.FSharpType: System.Collections.Generic.IList`1[FSharp.Co
 FSharp.Compiler.Symbols.FSharpType: System.Collections.Generic.IList`1[FSharp.Compiler.Symbols.FSharpType] get_AllInterfaces()
 FSharp.Compiler.Symbols.FSharpType: System.Collections.Generic.IList`1[FSharp.Compiler.Symbols.FSharpType] get_GenericArguments()
 FSharp.Compiler.Symbols.FSharpType: System.Collections.Generic.IList`1[System.Collections.Generic.IList`1[FSharp.Compiler.Symbols.FSharpParameter]] Prettify(System.Collections.Generic.IList`1[System.Collections.Generic.IList`1[FSharp.Compiler.Symbols.FSharpParameter]])
-FSharp.Compiler.Symbols.FSharpType: System.String BasicQualifiedName
 FSharp.Compiler.Symbols.FSharpType: System.String Format(FSharp.Compiler.Symbols.FSharpDisplayContext)
 FSharp.Compiler.Symbols.FSharpType: System.String FormatWithConstraints(FSharp.Compiler.Symbols.FSharpDisplayContext)
 FSharp.Compiler.Symbols.FSharpType: System.String ToString()
-FSharp.Compiler.Symbols.FSharpType: System.String get_BasicQualifiedName()
 FSharp.Compiler.Symbols.FSharpType: System.Tuple`2[System.Collections.Generic.IList`1[System.Collections.Generic.IList`1[FSharp.Compiler.Symbols.FSharpParameter]],FSharp.Compiler.Symbols.FSharpParameter] Prettify(System.Collections.Generic.IList`1[System.Collections.Generic.IList`1[FSharp.Compiler.Symbols.FSharpParameter]], FSharp.Compiler.Symbols.FSharpParameter)
 FSharp.Compiler.Symbols.FSharpUnionCase: Boolean Equals(System.Object)
 FSharp.Compiler.Symbols.FSharpUnionCase: Boolean HasFields