diff --git a/stock_indicators/_cslib/__init__.py b/stock_indicators/_cslib/__init__.py
index 44066285..2654615e 100644
--- a/stock_indicators/_cslib/__init__.py
+++ b/stock_indicators/_cslib/__init__.py
@@ -15,11 +15,9 @@
     load(runtime="coreclr")
     import clr
 except Exception as e:
-    raise ImportError(("fail to import clr.\n"
-    "Stock Indicators for Python has dependency on pythonnet, which uses CLR.\n"
-    "Check that you have CLR installed. It supports .NET 6.0 or above.\n"
-    ".NET:\n\t"
-    "https://dotnet.microsoft.com/download/dotnet")) from e
+    e.add_note("Stock Indicators for Python has a dependency on CLR.\n"
+               "Install .NET SDK 6.0 (or newer) in your environment to add the required CLR capability.")
+    raise e
 
 skender_stock_indicators_dll_path = os.path.join(
     os.path.dirname(__file__),
@@ -54,3 +52,6 @@
 from Skender.Stock.Indicators import PivotPointType as CsPivotPointType
 from Skender.Stock.Indicators import PivotTrend as CsPivotTrend
 from Skender.Stock.Indicators import Match as CsMatch
+
+# Exceptions
+from System import FormatException as CsFormatException
diff --git a/stock_indicators/_cstypes/decimal.py b/stock_indicators/_cstypes/decimal.py
index a1f3dc33..df1851f5 100644
--- a/stock_indicators/_cstypes/decimal.py
+++ b/stock_indicators/_cstypes/decimal.py
@@ -1,7 +1,7 @@
 from decimal import Decimal as PyDecimal
 
 from stock_indicators._cslib import CsDecimal
-
+from stock_indicators._cslib import CsFormatException
 
 class Decimal:
     """
@@ -18,7 +18,12 @@ class Decimal:
         2.5
     """
     def __new__(cls, decimal) -> CsDecimal:
-        return CsDecimal.Parse(str(decimal))
+        try:
+            return CsDecimal.Parse(str(decimal))
+        except CsFormatException as e:
+            e.add_note("You may be using numeric data that is incompatible with your locale environment settings.\n"
+                       "For example, you may be using decimal points instead of commas.")
+            raise e
 
 
 def to_pydecimal(cs_decimal):