Error in Automatic Join with Eager Load

SELECT
  t0.Id AS [t0.Id],
  t0.AssemblieId AS [t0.AssemblieId],
  t0.BevelEnd1 AS [t0.BevelEnd1],
  t0.BevelEnd2 AS [t0.BevelEnd2],
  t0.DeletedOn AS [t0.DeletedOn],
  t0.Grade AS [t0.Grade],
  t0.Hold AS [t0.Hold],
  t0.IssueToFabrication AS [t0.IssueToFabrication],
  t0.Length AS [t0.Length],
  t0.MGradeId AS [t0.MGradeId],
  t0.MSizeId AS [t0.MSizeId],
  t0.MTypeId AS [t0.MTypeId],
  t0.MainPart AS [t0.MainPart],
  t0.Mark AS [t0.Mark],
  t0.Notes AS [t0.Notes],
  t0.ParentPart AS [t0.ParentPart],
  t0.PartName AS [t0.PartName],
  t0.ShipLoose AS [t0.ShipLoose],
  t0.Size AS [t0.Size],
  t0.Type AS [t0.Type],
  t0.Weight AS [t0.Weight]
FROM
  PartDef t0
INNER JOIN
  Assemblie t1
ON
  t0.AssemblieId = t1.Id
INNER JOIN
  Drawing t2
ON
  t1.DrawingId = t2.Id
INNER JOIN
  Extra t3
ON
  t2.ExtraId = t3.Id
WHERE
  (EXISTS (
    SELECT
      t1.*
    FROM
      Assemblie t1
    WHERE
      t1.Id = t0.AssemblieId AND
      EXISTS (
        SELECT
          t2.*
        FROM
          Drawing t2
        WHERE
          t2.Id = t1.DrawingId AND
          EXISTS (
            SELECT
              t3.*
            FROM
              Extra t3
            WHERE
              t3.Id = t2.ExtraId AND
              t3.ExtraNo = 'X1'
          )
      )
  ) AND t0.DeletedOn IS NULL);

SELECT
  Part.Id,
  Part.Cut,
  Part.DeletedOn,
  Part.Hold,
  Part.Locked,
  Part.MaterialId,
  Part.PartDefId,
  Part.Quan
FROM
  Part
WHERE
  (EXISTS (
    SELECT
      t0.*
    FROM
      PartDef t0
    INNER JOIN
      Assemblie t1
    ON
      t0.AssemblieId = t1.Id
    INNER JOIN
      Drawing t2
    ON
      t1.DrawingId = t2.Id
    INNER JOIN
      Extra t3
    ON
      t2.ExtraId = t3.Id
    WHERE
      t0.Id = Part.PartDefId AND
      (EXISTS (
        SELECT
          t1.*
        FROM
          Assemblie t1
        WHERE
          t1.Id = t0.AssemblieId AND
          EXISTS (
            SELECT
              t2.*
            FROM
              Drawing t2
            WHERE
              t2.Id = t1.DrawingId AND
              EXISTS (
                SELECT
                  t3.*
                FROM
                  Extra t3
                WHERE
                  t3.Id = t2.ExtraId AND
                  t3.ExtraNo = 'X1'
              )
          )
      ) AND t0.DeletedOn IS NULL)
  ) AND Part.DeletedOn IS NULL);

SELECT
  PartShipperItem.Id,
  PartShipperItem.PartId,
  PartShipperItem.ShipperItemId
FROM
  PartShipperItem
WHERE
  EXISTS (
    SELECT
      Part.*
    FROM
      Part
    INNER JOIN
      Assemblie t1
    ON
      t0.AssemblieId = t1.Id
    INNER JOIN
      Drawing t2
    ON
      t1.DrawingId = t2.Id
    INNER JOIN
      Extra t3
    ON
      t2.ExtraId = t3.Id
    WHERE
      Part.Id = PartShipperItem.PartId AND
      EXISTS (
        SELECT
          t0.*
        FROM
          PartDef t0
        WHERE
          t0.Id = Part.PartDefId AND
          (EXISTS (
            SELECT
              t1.*
            FROM
              Assemblie t1
            WHERE
              t1.Id = t0.AssemblieId AND
              EXISTS (
                SELECT
                  t2.*
                FROM
                  Drawing t2
                WHERE
                  t2.Id = t1.DrawingId AND
                  EXISTS (
                    SELECT
                      t3.*
                    FROM
                      Extra t3
                    WHERE
                      t3.Id = t2.ExtraId AND
                      t3.ExtraNo = 'X1'
                  )
              )
          ) AND t0.DeletedOn IS NULL)
      )
  )

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