diff --git a/src/com/android/launcher3/responsive/HotseatSpecsProvider.kt b/src/com/android/launcher3/responsive/HotseatSpecsProvider.kt
index ebbff51..7502a43 100644
--- a/src/com/android/launcher3/responsive/HotseatSpecsProvider.kt
+++ b/src/com/android/launcher3/responsive/HotseatSpecsProvider.kt
@@ -40,13 +40,28 @@
         return specsGroup
     }
 
+    private fun getSpecIgnoringDimensionType(
+        availableSize: Int,
+        specsGroup: ResponsiveSpecGroup<HotseatSpec>
+    ): HotseatSpec? {
+        val specWidth = specsGroup.widthSpecs.firstOrNull { availableSize <= it.maxAvailableSize }
+        val specHeight = specsGroup.heightSpecs.firstOrNull { availableSize <= it.maxAvailableSize }
+        return specWidth ?: specHeight
+    }
+
     fun getCalculatedSpec(
         aspectRatio: Float,
         dimensionType: DimensionType,
-        availableSpace: Int
+        availableSpace: Int,
     ): CalculatedHotseatSpec {
         val specsGroup = getSpecsByAspectRatio(aspectRatio)
-        val spec = specsGroup.getSpec(dimensionType, availableSpace)
+
+        // TODO(b/315548992): Ignore the dimension type to prevent crash before launcher
+        //  data migration is finished. The restore process allows the initialization of
+        //  an invalid or disabled grid until the data is restored and migrated.
+        val spec = getSpecIgnoringDimensionType(availableSpace, specsGroup)
+        check(spec != null) { "No available spec found within $availableSpace. $specsGroup" }
+        // val spec = specsGroup.getSpec(dimensionType, availableSpace)
         return CalculatedHotseatSpec(availableSpace, spec)
     }
 
diff --git a/src/com/android/launcher3/responsive/ResponsiveSpecGroup.kt b/src/com/android/launcher3/responsive/ResponsiveSpecGroup.kt
index b233d7c..a758be8 100644
--- a/src/com/android/launcher3/responsive/ResponsiveSpecGroup.kt
+++ b/src/com/android/launcher3/responsive/ResponsiveSpecGroup.kt
@@ -18,6 +18,7 @@
 
 import android.content.res.TypedArray
 import com.android.launcher3.R
+import com.android.launcher3.responsive.ResponsiveSpec.Companion.ResponsiveSpecType
 import com.android.launcher3.responsive.ResponsiveSpec.DimensionType
 
 /**
@@ -54,10 +55,29 @@
             } else {
                 heightSpecs.firstOrNull { availableSize <= it.maxAvailableSize }
             }
-        check(spec != null) { "No available $type spec found within $availableSize." }
+        check(spec != null) { "No available $type spec found within $availableSize. $this" }
         return spec
     }
 
+    override fun toString(): String {
+        fun printSpec(spec: IResponsiveSpec) =
+            when (spec.specType) {
+                ResponsiveSpecType.AllApps,
+                ResponsiveSpecType.Folder,
+                ResponsiveSpecType.Workspace -> (spec as ResponsiveSpec).toString()
+                ResponsiveSpecType.Hotseat -> (spec as HotseatSpec).toString()
+                ResponsiveSpecType.Cell -> (spec as CellSpec).toString()
+            }
+
+        val widthSpecsString = widthSpecs.joinToString(", ") { printSpec(it) }
+        val heightSpecsString = heightSpecs.joinToString(", ") { printSpec(it) }
+        return "ResponsiveSpecGroup(" +
+            "aspectRatio=${aspectRatio}, " +
+            "widthSpecs=[${widthSpecsString}], " +
+            "heightSpecs=[${heightSpecsString}]" +
+            ")"
+    }
+
     companion object {
         const val XML_GROUP_NAME = "specs"