src/libslic3r/PresetBundle.cpp

@@ -542,6 +542,12 @@ PresetsConfigSubstitutions PresetBundle::load_presets(AppConfig &config, Forward
         load_user_presets(dir_user_presets, substitution_rule);
     }
 
+    // Rewrite renamed compatible_printers / compatible_prints references before selection. Skipped
+    // in validation mode so the profile validator (has_errors -> check_preset_references) sees the
+    // raw vendor-JSON references instead of the silently-repaired ones.
+    if (!validation_mode)
+        this->normalize_compatible_presets();
+
     this->update_multi_material_filament_presets();
     this->update_compatible(PresetSelectCompatibleType::Never);
 
@@ -768,6 +774,8 @@ PresetsConfigSubstitutions PresetBundle::load_project_embedded_presets(std::vect
 
     //this->update_multi_material_filament_presets();
     //this->update_compatible(PresetSelectCompatibleType::Never);
+    // Rewrite renamed compatible references before the caller (Plater) selects the project presets.
+    this->normalize_compatible_presets();
     if (! errors_cummulative.empty())
         throw Slic3r::RuntimeError(errors_cummulative);
 
@@ -1145,6 +1153,9 @@ PresetsConfigSubstitutions PresetBundle::load_user_presets(AppConfig &
         this->printers.update_after_user_presets_loaded();
     }*/
 
+    // Rewrite renamed compatible references in synced user presets before compatibility is evaluated.
+    this->normalize_compatible_presets();
+
     this->update_multi_material_filament_presets();
     this->update_compatible(PresetSelectCompatibleType::Never);
     //this->load_selections(config, PresetPreferences());
@@ -1830,6 +1841,9 @@ PresetsConfigSubstitutions PresetBundle::update_subscribed_presets(
         BOOST_LOG_TRIVIAL(error) << __FUNCTION__ << " failed to save bundle metadata to: " << metadata_save_path.string();
     }
 
+    // Rewrite renamed compatible references in synced user presets before compatibility is evaluated.
+    this->normalize_compatible_presets();
+
     this->update_multi_material_filament_presets();
     this->update_compatible(PresetSelectCompatibleType::Never);
 
@@ -5355,6 +5369,49 @@ void PresetBundle::update_multi_material_filament_presets(size_t to_delete_filam
     }
 }
 
+// Rewrite a preset-name-list field (compatible_printers / compatible_prints) so references to a
+// renamed system preset point at the current name. Sibling-collection analog of
+// Preset::normalize_inherits: target.find_preset(name, false) resolves "renamed_from" recursively
+// and returns nullptr for unknown names, so we rewrite only on a positive, changed match and leave
+// user/deleted names untouched.
+static void normalize_compatible_field(Preset &preset, const char *field_key, PresetCollection &target)
+{
+    auto *opt = preset.config.option<ConfigOptionStrings>(field_key);
+    if (opt == nullptr)
+        return;
+    for (std::string &name : opt->values) {
+        if (name.empty())
+            continue;
+        if (const Preset *resolved = target.find_preset(name, false); resolved != nullptr && resolved->name != name)
+            name = resolved->name;
+    }
+}
+
+// Resolve compatible_printers / compatible_prints references that point at a renamed system preset
+// to the current name, mirroring Preset::normalize_inherits for the "inherits" field. Because these
+// fields reference presets in sibling collections (printers / prints / sla_prints), the resolution
+// cannot happen inside a single collection's load_presets() and runs here, after update_system_maps()
+// has built every collection's rename map. Must be called before selection so the rewritten stored
+// preset is copied into the edited preset by select_preset (no spurious "modified" flag).
+void PresetBundle::normalize_compatible_presets()
+{
+    // compatible_printers references a printer preset; compatible_prints (filaments / SLA materials)
+    // references a process preset. System presets are normalized too: a vendor profile can itself
+    // reference a sibling preset by a name that was later renamed, and the rewrite is in-memory only
+    // (system presets are never persisted back to vendor JSON). (begin()/end() skip defaults.)
+    auto normalize = [this](PresetCollection &holders, PresetCollection *processes) {
+        for (Preset &p : holders) {
+            normalize_compatible_field(p, "compatible_printers", this->printers);
+            if (processes != nullptr)
+                normalize_compatible_field(p, "compatible_prints", *processes);
+        }
+    };
+    normalize(this->prints,        nullptr);
+    normalize(this->filaments,     &this->prints);
+    normalize(this->sla_prints,    nullptr);
+    normalize(this->sla_materials, &this->sla_prints);
+}
+
 void PresetBundle::update_compatible(PresetSelectCompatibleType select_other_print_if_incompatible, PresetSelectCompatibleType select_other_filament_if_incompatible)
 {
     const Preset					&printer_preset					    = this->printers.get_edited_preset();
@@ -5609,6 +5666,9 @@ bool PresetBundle::has_errors(bool check_duplicate_filament_subtypes) const
     if (check_duplicate_filament_subtypes && this->check_duplicate_filament_subtypes())
         has_errors = true;
 
+    if (this->check_preset_references())
+        has_errors = true;
+
     return has_errors;
 }
 
@@ -5639,6 +5699,68 @@ static std::string preset_file_uri(const std::string &file)
     return uri;
 }
 
+// Orca: validator-only. Flag any system preset whose inherits / compatible_printers /
+// compatible_prints references a name that no longer resolves. Uses find_preset (exact match, then
+// the renamed_from map - no fuzzy find_preset2, no alias resolution), so:
+//   nullptr           -> the referenced preset was deleted/renamed away (name is dangling),
+//   resolved != name  -> the reference uses an old name that renamed_from maps to a current one.
+// Both should be fixed at the source rather than relying on load-time normalization - which is why
+// normalize_compatible_presets() is skipped in validation mode (see load_presets), so this sees the
+// raw vendor-JSON references. Safe under a single-vendor run (-v) too: inherits / compatible_printers
+// / compatible_prints only name same-vendor or OrcaFilamentLibrary presets (both loaded), so a
+// reference that does not resolve is genuinely dangling rather than an unloaded cross-vendor preset.
+bool PresetBundle::check_preset_references() const
+{
+    bool found = false;
+
+    // Resolve one reference (an inherits parent or a compatible_* entry) against its target
+    // collection and log if it is dangling (unknown) or uses a renamed preset's old name.
+    auto report_ref = [&](const Preset &p, const std::string &name, const PresetCollection &target,
+                          const char *verb, const char *noun) {
+        const Preset *resolved = target.find_preset(name, false);
+        if (resolved == nullptr) {
+            found = true;
+            BOOST_LOG_TRIVIAL(error) << "Preset \"" << p.name << "\" " << verb << " unknown " << noun << " \"" << name << "\":\n"
+                                     << preset_file_uri(p.file);
+        } else if (resolved->name != name) {
+            found = true;
+            BOOST_LOG_TRIVIAL(error) << "Preset \"" << p.name << "\" " << verb << " renamed " << noun << " \"" << name
+                                     << "\" (now \"" << resolved->name << "\"):\n" << preset_file_uri(p.file);
+        }
+    };
+
+    auto check_list = [&](const Preset &p, const char *key, const PresetCollection &target) {
+        const auto *opt = p.config.option<ConfigOptionStrings>(key);
+        if (opt == nullptr)
+            return;
+        for (const std::string &name : opt->values)
+            if (!name.empty())
+                report_ref(p, name, target, "references", key);
+    };
+
+    auto check_collection = [&](const PresetCollection &holders, const PresetCollection *processes) {
+        for (const Preset &p : holders) {
+            if (!p.is_system)
+                continue;
+            if (const std::string &inh = p.inherits(); !inh.empty())
+                report_ref(p, inh, holders, "inherits", "parent");
+            check_list(p, "compatible_printers", this->printers);
+            if (processes != nullptr)
+                check_list(p, "compatible_prints", *processes);
+        }
+    };
+
+    // Printers carry no compatible_printers/compatible_prints (those name a printer, so a printer
+    // holding them makes no sense); check_list is a no-op for them, so only their inherits is checked.
+    check_collection(this->printers,      nullptr);
+    check_collection(this->prints,        nullptr);
+    check_collection(this->filaments,     &this->prints);
+    check_collection(this->sla_prints,    nullptr);
+    check_collection(this->sla_materials, &this->sla_prints);
+
+    return found;
+}
+
 // Orca: a filament is matched from the AMS by (filament_id + printer compatibility).
 // For any one printer, at most one instantiated filament preset with a given
 // filament_id may be compatible - otherwise the AMS match is ambiguous and the