Update ExifUtils.kt

android/app/src/main/java/aza/instant/ExifUtils.kt

@@ -31,7 +31,7 @@ suspend fun parseExif(data: ByteArray): ExifResult? {
     val d = exif.convertToPhotoMetadata()
 
     return ExifResult(
-        shutterInfo = "${d.focalLength?.roundToInt()}mm  f/${d.fNumber}  ${formatExposureTime(d.exposureTime)}s  ISO-${d.iso}",
+        shutterInfo = "${d.focalLength?.roundToInt()}mm  f/${d.fNumber}  ${formatExposureTime(d.exposureTime ?: 0.0)}  ISO-${d.iso}",
         // TODO: Un-hardcode this in the future
         cameraInfo = if (d.cameraModel == "ILCE-6700") "Sony ILCE-6700 + Tamron 18-300 F3.5-6.3" else listOfNotNull(
             listOfNotNull(d.cameraMake?.lowercase()?.replaceFirstChar { it.titlecase() }, d.cameraModel).ifEmpty { null }?.joinToString(" "),